Manufacturer directory

Best private label face serum manufacturers

Source private label face serum suppliers through Wonnda. These high-active concentrates can be formulated as lightweight water-based gels or anhydrous systems, often packaged with droppers or in airless pump bottles. Key sourcing considerations include the stability of active ingredients like vitamin C, niacinamide, hyaluronic acid, or peptides, which directly impacts the product's efficacy and shelf life. Suppliers must demonstrate strong formulation expertise in delivering specific headline claims whether for brightening, pore refinement, hydration, or firming. Lead times are influenced by ingredient availability and the rigorous stability testing required for these complex formulations.

Global facial serum market — the fast-growing, high-value serum segment of skin care
5.84 billion USD
Source: Grand View Research
Facial serum market CAGR — outpacing the broader skin care market, driven by actives demand
6.7%
Source: Grand View Research
Global skin care products market — serums punch above their volume share on value within this category
155.84 billion USD
Source: Grand View Research
Face Serum
The shortlist

6+ Top private label face serum manufacturers

Wonnda works with the best private label face serum manufacturers. Here is a list of trusted suppliers from our network.

  1. Featured
    Panaka logo

    Panaka

    4.7
    Private LabelContract Manufacturing

    Switzerland-based manufacturer producing private label skincare serums, private label spf products, private label toothpaste, available to brands sourcing face serum.

    Country
    Switzerland
    MOQ
    Lead time
  2. Featured
    Tsilkov logo

    Tsilkov

    4.7
    Private LabelContract Manufacturing

    Bulgaria-based manufacturer producing face sheet masks, tattoo aftercare creams, intimate skincare products, available to brands sourcing face serum.

    Country
    Bulgaria
    MOQ
    Lead time
  3. Featured
    BIO-ROM s.r.o logo
    Private LabelContract Manufacturing

    Slovakia-based manufacturer producing dead sea body creams, dead sea body lotions, shampoos with dead sea minerals, available to brands sourcing face serum.

    Country
    Slovakia
    MOQ
    Lead time
  4. Featured
    Azba Cosmetics logo
    Private LabelContract Manufacturing

    Germany-based manufacturer producing dietary supplements, natural cosmetics, hybrid cosmetics, available to brands sourcing face serum.

    Country
    Germany
    MOQ
    Lead time
  5. Atinacosmetics GmbH logo
    Private LabelContract Manufacturing

    Germany-based manufacturer producing body wash, intensive moisturizing treatments, private label cosmetics, available to brands sourcing face serum.

    Country
    Germany
    MOQ
    Lead time
  6. NEW IDEA S.r.l. logo
    Private LabelContract Manufacturing

    Italy-based manufacturer producing facial creams, eye care products, lip care products, available to brands sourcing face serum.

    Country
    Italy
    MOQ
    Lead time

Compare MOQs and lead times

Quick side-by-side of the shortlist. Missing values shown as a dash.

SupplierLocationTypesMOQLead time
PanakaSwitzerlandPL · CM
TsilkovBulgariaPL · CM
BIO-ROM s.r.oSlovakiaPL · CM
Azba CosmeticsGermanyPL · CM
Atinacosmetics GmbHGermanyPL · CM
NEW IDEA S.r.l.ItalyPL · CM
What good looks like

Buyer criteria

  • Active-stabilization expertise

    A serum's value is its concentrated active, so verify the manufacturer can keep that active potent, through pH control, antioxidants, chelators or encapsulation, and prove it with stability data including active assay over time. Ask specifically how they stabilize the active you want. A house that can compound a high concentration but cannot demonstrate it survives shelf life is selling a number on a label, since a degraded serum delivers nothing despite its claim.

  • Water-based versus anhydrous capability

    Confirm the manufacturer can build the system your active actually needs, recognizing that unstable actives like L-ascorbic acid often require an anhydrous base while water-soluble actives suit aqueous serums. Ask whether they run anhydrous serum production, which is a specialist capability. A house that only makes water-based serums cannot properly deliver a stable pure vitamin C, so match the manufacturer's system capability to your hero active before committing.

  • Honest, effective concentration

    Verify the active is dosed at a concentration that actually works and that the manufacturer can assay the finished serum to confirm it. Ask for the exact percentage and the assay method. Serums are marketed heavily on concentration, so a number on the front of pack that the formula does not actually deliver, or cannot be measured, is both misleading and a claim risk. Effective, verifiable concentration is the heart of a credible serum.

  • Oxygen-protective packaging logic

    Confirm the packaging recommendation protects the active rather than just looking premium, since a glass dropper reintroduces air on every use and oxidizes sensitive actives, while an airless pump seals them. Ask how the packaging ties to the stability data for your specific active. A house that defaults to a classic glass dropper for an oxygen-sensitive vitamin C without flagging the trade-off lacks the protection logic a serum demands.

  • pH and tolerability control

    Many serum actives, vitamin C, AHAs, some retinoids, depend on a precise pH for both efficacy and skin tolerability, so confirm the manufacturer controls and validates pH and has considered irritation potential at the chosen concentration. Ask how they balance the highest effective dose against tolerability. A serum that is potent but irritating, or that drifts in pH over shelf life, will lose customers and risk safety concerns.

  • Texture and layering performance

    Serums sit under moisturizer and makeup, so they must absorb quickly and layer without pilling, tackiness or a sticky film. Assess the manufacturer's ability to deliver a light, fast-absorbing feel at your active load, and test production-representative samples on skin under a moisturizer. A high-active serum that feels sticky or pills under subsequent products loses the daily-routine fit that drives reorder, so sensory performance is a core qualification.

  • ISO 22716 GMP and EU compliance wrap

    Require ISO 22716 GMP with a scope covering active-led skin care, and confirm the manufacturer handles or arranges the safety assessment, PIF, CPNP notification and Responsible Person. For high-active serums, ask how concentration limits, tolerability and efficacy claims are documented. A house fluent in Regulation 1223/2009 manages the heightened scrutiny that potent serums attract and keeps both the formula and its headline claim defensible.

Avoid these

Red flags

  • No active assay over shelf life

    If a manufacturer cannot assay the active and show it holds across shelf life, the serum's headline concentration is unverified and may degrade to ineffective levels before use. For a product sold on its active, this is the central failure mode. Browning in a vitamin C serum is a visible warning. Refuse to scale any high-active serum without stability data including active assay proving the labeled concentration actually survives.

  • Aqueous pure vitamin C with no stability proof

    Pure L-ascorbic acid in a water-based serum oxidizes rapidly unless expertly stabilized, so a manufacturer offering an aqueous high-percentage vitamin C without robust stability and assay data is likely shipping a serum that browns and dies in the bottle. Either an anhydrous base, a proven stabilized aqueous system, or a stable derivative is needed. Treat an unstabilized aqueous vitamin C claim as a serious competence warning.

  • Glass dropper for an oxygen-sensitive active

    Recommending a classic glass dropper for a vitamin C or retinol serum signals a manufacturer prioritizing aesthetics over protection, since the dropper draws air into the bottle on every use and accelerates oxidation. The serum loses potency long before the consumer finishes it. Indifference to the dropper-versus-airless trade-off for a sensitive active reveals a lack of genuine high-active serum experience.

  • Concentration claimed but not measurable

    A bold percentage on the front of pack that the manufacturer cannot verify by assay in the finished product is a marketing number, not a formulation fact. Ask how the stated concentration is confirmed in the actual serum. A house that markets a high concentration but cannot or will not measure it is exposing your brand to a misleading-claim challenge in a category where concentration is the primary purchase driver.

  • No pH control or tolerability consideration

    A serum with actives that depend on pH, vitamin C, acids, certain retinoids, shipped without pH validation and irritation consideration risks being either ineffective or irritating, and pH drift over shelf life worsens both. A manufacturer that does not discuss pH and tolerability at your chosen concentration lacks active-formulation rigor, which in a potent leave-on product is both an efficacy and a safety failure.

  • Sticky or pilling texture ignored

    A serum that feels tacky or pills under a moisturizer or makeup breaks the daily routine and kills reorder, yet some houses treat texture as secondary to the active. If samples feel sticky or roll up under subsequent products and the manufacturer cannot refine the base to fix it, the serum will fail in real use regardless of its active. Refusal to provide layering-representative samples is a clear warning.

How it's made

Manufacturing process

  1. 01

    Active selection and system decision

    The brand fixes the hero active and the manufacturer determines whether it lives in a water-based or anhydrous system, since the active dictates the chemistry. Niacinamide, hyaluronic acid and many peptides suit aqueous serums, while unstable actives like pure L-ascorbic acid vitamin C need an anhydrous base or a stable derivative. This active-to-system decision precedes everything and sets the stability strategy, the feel and the achievable concentration.

  2. 02

    Concentration and base formulation

    The active is dosed to an effective, studied concentration and the base, gelling agents and humectants in water-based serums, or carrier esters and silicones in anhydrous ones, is built to deliver it with the target light, fast-absorbing feel. pH is critical for actives like vitamin C and acids. The chemist balances the highest credible active dose against stability, tolerability and sensory feel.

  3. 03

    Stabilization and antioxidant strategy

    Concentrated actives degrade easily, so the formula incorporates pH control, chelators, antioxidants and sometimes encapsulation to protect potency. Vitamin C may be paired with vitamin E and ferulic acid, retinoids encapsulated, peptides buffered. This stabilization work is the defining serum competence, since a high concentration on the label means nothing if the active oxidizes or hydrolyzes before the consumer uses it.

  4. 04

    Stability and active-assay validation

    The serum undergoes accelerated and real-time stability testing with active assay at intervals to confirm the concentration holds across shelf life, and color and clarity are monitored since browning signals vitamin C oxidation. This is more demanding than for low-active products. The output is data proving the labeled concentration survives, which underpins both the efficacy claim and the price the serum commands.

  5. 05

    Packaging selection for oxygen control

    Packaging is chosen to protect the active: airless pumps and opaque or violet-glass components for oxygen- and light-sensitive serums, glass droppers only where the active tolerates repeated air exposure. Packaging-compatibility testing confirms no interaction with the concentrate. For a vitamin C or retinol serum the airless choice is functional, since a dropper reintroduces air to the bottle on every single use.

  6. 06

    Safety assessment, PIF and CPNP

    A qualified safety assessor produces the Cosmetic Product Safety Report and PIF under EU Regulation 1223/2009, checking active concentration against restricted limits, pH safety and allergens, and the serum is notified on CPNP under a Responsible Person. High-active serums draw particular scrutiny on tolerability and concentration limits, so this wrap ties the potent formula to a defensible safety and claims position.

  7. 07

    Compounding and filling under ISO 22716

    Approved serum is compounded under ISO 22716 GMP, often under conditions that limit oxygen and light exposure for sensitive actives, then filled into droppers, airless pumps or vials on the matched line. Anhydrous serums require handling suited to water-free systems. In-process checks cover pH, appearance, viscosity and fill volume, with batch records documenting each lot and its active handling.

  8. 08

    QC, labeling and batch release

    Finished serum is tested for microbiology where relevant, pH, appearance, and active assay against the labeled concentration, the strongest proof the serum delivers its claim, then labeled with INCI, allergens, period-after-opening, batch code and Responsible Person details. Anhydrous serums have lower microbial risk but still need full QC. Batches release with documentation linking the assay to the marketed concentration.

Deep dive

Understanding face serum private-label manufacturing

A face serum is a high-active concentrate, usually a lightweight water-based gel or an anhydrous (water-free) system, designed to deliver a high dose of actives into the skin quickly and with minimal occlusion. For a private label brand, the serum is the hero product of most skin care lines because it carries the headline claim, vitamin C brightening, niacinamide pore refinement, hyaluronic acid hydration, peptide firming, and commands the highest price per milliliter. Sourcing a serum well is fundamentally about active stability: the whole point of the format is concentration, and concentrated actives are the hardest to keep potent from the lab to the consumer. Serums split into two formulation worlds. Water-based serums are aqueous or gel systems that suit water-soluble actives like niacinamide, hyaluronic acid and many peptides, and feel light and fast-absorbing. Anhydrous serums contain no water, which is the only reliable way to keep highly unstable actives such as pure L-ascorbic acid vitamin C or certain retinoids potent, since water drives their degradation. The active itself dictates the system: a brand cannot simply ask for a vitamin C serum without deciding whether it accepts the instability of an aqueous L-ascorbic acid formula, the stability of an anhydrous one, or a more stable vitamin C derivative. This active-to-system logic is the core sourcing decision. European serum contract manufacturing clusters in Italy, France, Germany, Poland and Spain, with France and Germany especially strong in active-led and dermo-cosmetic formulation. The global facial serum market was valued at roughly 5.84 billion USD in 2024 and is projected to grow at about 6.7 percent CAGR to 2030 (Grand View Research), faster than the broader skin care market, reflecting how serums drive both growth and margin. Within a global skin care market near 155.84 billion USD in 2025 (Grand View Research), serums punch above their volume share on value because of their high active load and price per milliliter. Sourcing reality for serums centers on actives and the packaging that protects them. MOQs for a stock-formula serum can start around 1,000 to 3,000 units, with bespoke high-active serums higher because of development and the stability testing concentrated actives demand. Lead times run 8 to 16 weeks, extending when a sensitive active needs stability validation. Cost drivers, in order, are the active grade and dose (a high-percentage stable vitamin C or a patented peptide dwarfs the rest), the stability and protective packaging work, the delivery system and base, and the regulatory wrap. The dropper-versus-airless-pump packaging choice is a stability and dosing decision, since a glass dropper exposes oxygen-sensitive actives to air on every use while an airless pump protects them. Private label serum buyers skew toward D2C skin care brands building around a hero active, dermo-cosmetic and clinic ranges, retailer own-label treatment lines, and clean or actives-led positioning brands, selling through webshops, marketplaces, pharmacies and specialty beauty. Differentiation runs on active efficacy and concentration, ingredient credibility, texture and absorption, and substantiated claims. Qualifying a partner means assessing active-stabilization expertise, the packaging logic protecting those actives, and EU compliance via ISO 22716, CPNP and a Responsible Person, because a serum whose vitamin C has oxidized to brown or whose peptide has degraded delivers nothing, and the high price per milliliter makes that failure especially damaging to trust.

How private label works for face serums

Serum private label is an active-stabilization business. A brand briefs a contract manufacturer on the hero active, the target concentration, the positioning and the feel, and the manufacturer determines the system, water-based or anhydrous, that can carry that active stably and develops or customizes the formula around it. The decision that governs everything is the active-to-system match, because the whole purpose of a serum is concentration, and concentrated actives are the hardest to keep potent. The core competence a brand buys is the ability to stabilize a high active dose and prove it survives to the consumer.

The sequence runs from active selection to system decision, then concentration and stabilization, then stability validation with active assay, then oxygen-protective packaging. A brand that picks a glass dropper or a bold percentage before settling the active's stability strategy usually has to unwind those choices, since an unstable active in an air-exposed package, or a headline concentration the formula cannot hold, defeats the product.

The hero active also dictates the texture a brand can promise. A water-light vitamin C serum, a richer oil-serum carrying a fat-soluble active, and a niacinamide gel feel entirely different on the skin, and the active and its system set those constraints before texture is even discussed. Briefing the active and the desired feel together lets the manufacturer find a workable system, while demanding a particular sensory result that the chosen active cannot support is a common cause of stalled development.

Premium versus commodity serums

A premium serum is defined by an effective, verifiable active concentration that stays stable, none of which is visible at the point of sale. A commodity serum stamps an impressive percentage on the front, doses or stabilizes the active poorly, and ships it in whatever package looks the part. A premium serum doses the active to a studied, tolerable level, stabilizes it with pH control, antioxidants or encapsulation, proves the concentration by assay over shelf life, and packages it to keep air out.

Verifiable, surviving concentration is the integrity line in serums. Because the active is the dominant cost and its degradation is invisible until results never appear, or until a vitamin C browns, the easiest way to cut corners is to under-deliver or under-stabilize while keeping the label number. Brands that dose honestly, stabilize properly and package to protect the active earn the reorder that a high price per milliliter demands.

The headline percentage deserves particular scrutiny because it is so easily gamed. A high number is meaningless if the active is poorly stabilized and degrades within weeks, or if it is dosed above the level the skin tolerates and simply causes irritation. A premium house treats concentration as a target to hit and hold, validated by assay across shelf life, while a commodity approach treats it as a marketing figure to print, indifferent to whether the active is still present when the customer opens the bottle.

Sourcing geography for serums

European serum manufacturing concentrates in Italy, France, Germany, Poland and Spain, with France and Germany particularly strong in active-led and dermo-cosmetic formulation and the stability and assay capability that high-active serums require. South Korea is a major global force in trend-led actives and serum textures, often setting ingredient trends, which EU brands weigh against lead time and import-and-notification documentation.

For EU brands, formulating serums within Europe keeps the Responsible Person, Product Information File and notification machinery close, shortens the longer stability-iteration cycles that concentrated actives need, and eases audits. An actives-led or dermo-cosmetic serum story almost always stays in Western European production, where stabilization depth and compliance control justify the higher unit cost, which the serum's price per milliliter readily supports.

Cost structure of a serum

The serum cost stack is led, even more than other skin care, by the active and the work to keep it stable. For a typical serum it runs active grade and dose, then stability and protective packaging, then the delivery base, then the regulatory wrap.

  • Active grade and dose: the dominant cost; a stable high-percentage vitamin C or a patented peptide can exceed everything else combined.
  • Stability and packaging: stabilization systems plus airless or opaque components to control oxygen and light.
  • Delivery base: aqueous gel systems or anhydrous carriers tuned for a light, fast-absorbing feel.
  • Regulatory and testing: safety assessment, Product Information File, notification, plus the heavier stability and active-assay work serums require.
  • Filling and quality control: dropper or airless filling, often under oxygen control, plus pH and assay checks.

Sourcing discipline means investing in active grade, stabilization and protective packaging, since these, not the base, are where a serum's efficacy, its price justification and its real cost all sit.

Compliance and certification landscape

EU serums are governed by Regulation 1223/2009, requiring a Responsible Person, a Product Information File, a Cosmetic Product Safety Report, notification and good manufacturing practice, with ISO 22716 the recognized standard. High-active serums draw particular scrutiny on concentration limits for regulated actives, pH and tolerability, all assessed in the safety report. Labeling covers the ingredient list, the declarable allergens, period-after-opening and Responsible Person details, and efficacy claims, often built around the active and its concentration, must meet the common criteria and be substantiated.

Some actives sit near the cosmetic-medicine borderline, and retinoid concentrations in particular face evolving EU limits, so a manufacturer must keep formulas within permitted levels. For clean or natural serums, standards such as COSMOS constrain stabilizers and preservatives, complicating active stability. For sales beyond the EU, the UK regime and the US framework under the modernized cosmetics rules add further duties. A manufacturer fluent in these rules keeps a potent serum both compliant and its concentration claim defensible.

Packaging as part of the formula

For a serum, the package is not a container around the product but a working part of the stabilization system. Oxygen and light are the principal enemies of concentrated actives, and a glass dropper bottle, attractive though it is, repeatedly exposes the contents to air every time it is opened. Airless pumps, opaque or amber glass, and tightly sealed components extend the working life of a sensitive active far more than any preservative can, which is why packaging is settled alongside the formula rather than after it.

The trade-off is between visual appeal and protection. A clear dropper sells the look of a serum but suits stable, robust actives, while a vitamin C or a retinoid generally needs an airless or opaque format to survive its shelf life. A brand that chooses packaging on aesthetics alone can undo the stabilization work it paid for, browning a vitamin C or oxidizing a retinoid before the customer sees a result. Matching the package to the active's sensitivity is one of the clearest tests of whether a manufacturer is treating the serum as a system or as a label.

Market context

Industry insights

5.84 billion USD
Global facial serum market — the fast-growing, high-value serum segment of skin care
Source: Grand View Research
6.7%
Facial serum market CAGR — outpacing the broader skin care market, driven by actives demand
Source: Grand View Research
155.84 billion USD
Global skin care products market — serums punch above their volume share on value within this category
Source: Grand View Research
3.1%
Skin care market CAGR — serums grow faster than the category average
Source: Grand View Research
Asia Pacific
Largest regional skin care market — 40.2% revenue share; a leading region for actives-led serums
Source: Grand View Research
FAQ

Frequently asked questions

Why are some serums water-based and others anhydrous?+
Because the active dictates the system. Water-based serums are aqueous gels that suit water-soluble actives like niacinamide, hyaluronic acid and many peptides, and they feel light and absorb fast. Anhydrous serums contain no water at all, which is often the only reliable way to keep highly unstable actives potent, since water drives the degradation of ingredients like pure L-ascorbic acid vitamin C and certain retinoids. An anhydrous base also lowers microbial risk and can reduce preservative needs. The trade-off is feel and formulation complexity. When sourcing, the first decision is your hero active, because it determines whether you need a water-based serum, an anhydrous one, or a stable vitamin C derivative in an aqueous system. Asking for a serum without settling the active-to-system question leads to either instability or a feel and cost you did not intend.
How do I keep a high-percentage vitamin C serum from oxidizing?+
Vitamin C, especially pure L-ascorbic acid, oxidizes rapidly in the presence of water, air, light and the wrong pH, turning brown and losing potency. Stabilizing it takes a deliberate strategy: a low, controlled pH, antioxidant partners such as vitamin E and ferulic acid, chelators to bind metal ions, and often an anhydrous base or airtight, opaque packaging. Some brands use a stable vitamin C derivative instead, trading some potency for far better stability. The decisive sourcing test is whether the manufacturer can show stability data with active assay proving the vitamin C concentration holds across shelf life in the actual packaging. A house offering a high-percentage aqueous L-ascorbic acid serum with no stability proof is likely shipping a product that browns and dies in the bottle, which is the most common vitamin C serum failure.
Should my serum use a glass dropper or an airless pump?+
It depends on how sensitive your active is to air. A glass dropper looks premium and signals a treatment product, but it draws fresh air into the bottle every time it is used, which oxidizes sensitive actives like vitamin C and retinol and shortens their effective life. An airless pump seals the serum from air, protecting oxygen-sensitive actives and dosing consistently, at higher cost. For a robust, water-soluble active like niacinamide or hyaluronic acid, a dropper is usually fine. For an oxygen-sensitive active, an airless pump is often a functional necessity, and the choice should follow from the stability data rather than aesthetics. When sourcing, ask the manufacturer to tie the packaging recommendation to your specific active's oxidation risk and stability results, since the wrong package can undo an excellently stabilized formula.
What concentration of an active actually works in a serum?+
It depends entirely on the active, and more is not always better. Niacinamide is commonly effective and well tolerated around the levels widely used in serums, vitamin C as L-ascorbic acid is typically effective within a defined range above which irritation rises without added benefit, and many peptides and retinoids work at much lower percentages. Hyaluronic acid functions across a range depending on molecular weight rather than a single ideal percentage. The right concentration balances proven efficacy against tolerability and stability, since pushing a dose too high can irritate skin or destabilize the formula. When sourcing, ask the manufacturer for the exact percentage of each active, why it sits where it does, and how the finished serum is assayed to confirm it. A credible house dosing to studied, verifiable levels is far more valuable than one stamping an impressive but unverified number on the label.
Can I combine multiple actives like vitamin C, niacinamide and hyaluronic acid in one serum?+
Often yes, but compatibility and stability must be checked, because not all actives coexist happily. Some combinations are well established, while others compete on pH, destabilize each other or raise irritation when stacked at high concentrations. Vitamin C in particular has specific pH and partner requirements that complicate multi-active blends. A skilled manufacturer assesses whether your desired actives are chemically compatible, whether they can share one stable system, and whether the combined load stays tolerable, sometimes recommending separate products instead of one overloaded serum. When sourcing, bring your full active wish list early and ask the manufacturer to confirm compatibility and show stability data for the combination, since a multi-active serum that looks impressive on the label but destabilizes or irritates in practice fails on both efficacy and tolerability.
How is a serum different to formulate than a face cream?+
A serum prioritizes a high, stable active concentration in a light, fast-absorbing base, while a cream prioritizes a stable water-and-oil emulsion built for hydration and skin feel. The serum's central challenge is keeping concentrated, often unstable actives potent, which drives choices around water-based versus anhydrous systems, pH control, antioxidants and oxygen-protective packaging. A cream's central challenge is emulsion stability and a pleasant, non-greasy feel. They also sit differently in a routine: a serum goes on first to deliver actives, a cream layers over it to seal and moisturize. This means a manufacturer strong in emulsions does not automatically excel at high-active serums, and vice versa. When sourcing a serum specifically, confirm the house has genuine active-stabilization expertise and, if needed, anhydrous capability, rather than assuming general skin care competence covers it.
What MOQ and lead time should I expect for a private label serum?+
A stock-formula serum can start around 1,000 to 3,000 units, while a bespoke high-active serum runs higher because of development and the stability testing concentrated actives require, and packaging minimums for droppers or airless pumps can set the real floor. Lead times are typically 8 to 16 weeks for a custom serum, extending when a sensitive active needs full stability validation with active assay. Ask which costs are one-off, development and stability work, versus recurring unit cost, and whether a stable derivative or a simpler active reduces both. Because serums command a high price per milliliter, the economics can support smaller, premium runs, but confirm the manufacturer fits your stage. A house geared only for large retail volumes will price a focused, high-active serum launch poorly.
How do I make sure my serum absorbs well and layers under other products?+
Through careful base design, since a serum must deliver its actives in a light, fast-absorbing system that does not leave a tacky film or pill under a moisturizer, sunscreen or makeup. Water-based serums generally feel lighter, while anhydrous serums depend on the carrier esters and silicones chosen to avoid greasiness. The gelling agents, humectants and any film-formers all affect how the serum dries down and layers. The only reliable test is to apply production-representative samples on skin and then layer the products that follow it in a real routine, checking for stickiness and pilling. When sourcing, treat layering performance as a tested requirement and ask the manufacturer to refine the base if samples pill or feel tacky, since a serum that disrupts the routine will lose reorder no matter how good its active concentration is.
Get matched

Get a vetted shortlist of face serum suppliers in 48 hours.

Post a brief on Wonnda. Free, no commitment. We match you with vetted manufacturers that fit your MOQ, format and market.