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Cosmeservice

Cosmetic Product Testing

We ensure the safety and effectiveness of your cosmetic products through expert product cosmetics test.

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Ensuring Product Safety and Cosmetic Compliance​

At Cosmeservice, we are committed to ensuring the safety and effectiveness of your cosmetic products through our specialized cosmetics test services.

We provide a comprehensive array of tests including mandatory safety assessments for compliance, microbiological, challenge tests, stability and compatibility evaluations, as well as clinical test and in-use tests to verify the product's claims and consumer safety under normal use conditions. 

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Cosmetic Product Safety Tests

Before placing a cosmetic product on the market, it must undergo essential cosmetic safety testing to ensure it meets regulatory requirements and is safe for human use. The Microbiological Test and Challenge Test are critical to assess microbial stability and product preservation. The Stability and Compatibility Test checks how the formula performs over time and interacts with its packaging. Finally, the Skin Tolerance Test—commonly performed as a Patch Test or Open Test evaluates potential skin reactions.

Microbiological and Challenge test texture

Microbiological and Challenge test

To determine the efficacy of the preservative system for cosmetic products.

1 month

 In vitro / 5 pathogens / ISO 11930

Stability & Compatibility Test

Stability & compatibility test

To predict the theoretical shelf life of the product and the estimated date of use which the product conserves good storage conditions.

3 months

 5oC (±3oC) / 40oC (±2oC) / Light /dark exposure

Assessment of the skin tolerance (PatchOpen Test)

Assessment of the skin tolerance (Patch/Open Test)

To assess the absence of skin irritation under normal conditions of use.

1 week

in vivo / 10–12 volunteers / Under dermatological control

Clinical Tests for Cosmetics: SPF & In-Use Evaluation

To support efficacy claims and ensure product safety, clinical testing is a key step in cosmetic product development. The SPF Test validates sun protection effectiveness, while the In-Use Test confirms safety and user satisfaction under real-life conditions. 

Sunscreen & Solar Protection in vitro and in vivo SPFUVA

Sun Protection Factor test

To determine and justify the sun protection factor of products

15 days (in vitro) + 45 days (in vivo)

in vitro SPF & UVA ISO
24443:2012/21 / in vivo
SPF ISO 24444:2019/ in vivo UVA ISO 24442:2011/2022 

In-use Test

In-use test

To evaluate the possible adverse reactions related to the cosmetic products in normal use conditions, develeped under medical control. The volunteers complete a questionnaire about organoleptic and sensory  characteristics to access the subjetive efficacy of the product during use at home

1 month

in vivo / 20 volunteers / Under dermatological, paedriatic, gynecological and ophthalmology control

testeo de productos cosméticos con botes de muestras blancos y verdes

Het cam

To determine the eye irritation potential of products that could come into contact with the eyes or sensible areas

15 days

In vitro

HRIPT (Human Repeat Insult Patch Test) Hypoallergenic

HRIPT (Human Repeat Insult Patch Test) Hypoallergenic

To verify the cutaneous compatibility irritation sensitization and contact allergy potencial of a cosmetic product

3 weeks

 in vivo / 50 volunteers / Under dermatological control

Efficacy Tests for Cosmetics

Instrumental efficacy testing with dermatological probes provides objective data to support cosmetic claims such as hydration, firmness, elasticity, or sebum regulation. These cosmetics tests are performed under controlled conditions and generate measurable results that enhance the credibility of the product. Incorporating probe-based efficacy tests into your safety dossier reinforces the compliance.

Probes

To obtain quantitative results to assess the effectiveness of the product and justify specific claims. The test is usually performed at the same time as an In-use Test.

14 or 28 days

Microcaya corneometer – Hydration Moisturizing, effect
Microcaya cutometer & Tewameter – Elasticity, Firming efficacy / Skin barrier
Microcaya Visio Face – Wrinkle effect, Whitening
Sebumeter & VisioFace Lite – Astringent, Sebum regulator
Skin-Colorimeter – Long-lasting, Highlighter, Hyperpigmentation
Skin- Glossymeter – Brightening / Radiance, luminosity effect
Microcaya Mexameter – Skin renewal, Regenerative efficacy

Ensure Product Safety with cosmetics test

At Cosmeservice, we offer comprehensive cosmetics test services to help you ensure the safety, quality, and regulatory compliance of your products before they reach the market. Our expert team will guide you through every step of the process, ensuring your products meet the compliance in cosmetic regulations. Want to know which tests your product needs? Fill in the form and let us help you.

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What our clients say about us

BRAÉ
BRAÉ
★★★★★
They are always available to clarify doubts and ensure everything runs seamlessly.
Cliganic
Cliganic
★★★★★
A good long relationship
Arugot
Arugot
★★★★★
Very polite and helpful in their service.
Arwin Biochem
Arwin Biochem
★★★★★
Long-term experience with a lot of learning and trust
Mon Platin
Mon Platin
★★★★★
It's a delight to work with Cosmeservice. There is always a response and willingness to help achieve the most professional result.
Pias Corporation
Pias Corporation
★★★★★
We appreciate their friendly attitude and quick response, and explains about regulation patiently when we make a inquiry.
Proersa
Proersa
★★★★★
We always have answers and high-quality studies.
NK Cosméticos
NK Cosméticos
★★★★★
Reliable service.

FAQS

Cosmetics test are procedures used to evaluate the safety, quality, and efficacy of cosmetic products. These tests include skin tolerance assessments, microbiological control, and instrumental efficacy evaluations to support claims like hydration, anti-aging, or sebum regulation. Performing cosmetics tests is essential for regulatory compliance and consumer trust.

Cosmetics test are conducted to ensure that the products are safe and effective before they are made available to the public. This includes tests to detect the presence of toxic and allergenic substances, as well as to ensure product stability and quality.

Cosmetic product testings can involve in vitro methods and also studies on human volunteers are employed. In vitro tests evaluate the reactivity of the skin to certain substances, while studies on human volunteers assess the skin’s tolerance to the products.

There are 3 mandatory cosmetics test which are required for EU and UK registration of the products. They are microbiological test, challenge test and stability-compatibility tests.

Moreover, depending on the type of the product and the claims that are present in the labelling, additional tests could be needed. The most common case is the sunscreen products which require SPF tests or the products which claim “dermatologically tested”, in this case there are some tests that can be valid after our regulatory team checks the reports and validate them under current regulations.

Cosmeservice can offer the assistance to perform these cosmetics test in a simple, cheap and fast way. You can contact us if you need more information. Also, you can send us your tests if they are already performed and we can check them to let you know if that tests are correct to register the products in the EU and UK markets.

The time required for cosmetics tests varies depending on the type of test and the complexity of the product. Consult us to assess your project and receive tailored support throughout the process.

imagen de botes cosmeticos regulación europea

PPWR Regulation

August 2026 marks the start of PPWR application.

The PPWR Regulation is reshaping the rules, and early preparation makes compliance much easier.

With Cosmeservice you know exactly what to doand how to meet the deadline on time.

Request your PPWR assessment

Get started today. Check your packaging compliance in less than a week.

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