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Safety testing of topical products

ALS is an industry leader in safety testing of topical and ocular products, including cosmetics, drugs, medical devices for adults, and children’s products. Common studies include shared or exclusive HRIPT panels, skin prick tests, cumulative irritation, and safety practices. For studies requiring physician oversight, ALS offers the inclusion of dermatologists, ophthalmologists, pediatricians, gynecologists, dentists, or allergists.

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Toxicology & in-vitro safety or claims testing

ALS offers an array of in-vitro ocular and skin safety tests, as well as in-vitro skin permeation, in-vitro skin permeation (IVPT) and risk assessment.

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Toxicology and in-vitro safety or claims testing

Patch testing

We are the US leader in Human Repeat Insult Patch (HRIPT) and Primary Irritation (PI) testing. We start panels every other week. By having multiple sites in USA and LATAM we ensure the most robust recruitment system and high throughput. Additionally, we offer dermatologist review/tested, and sensitive skin options.

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Related resources

Super trace-low level gold & multi-element

Gold & multi-element analysis

Aqua regia digestions using 25g or 50g sample aliquots allows gold to be reported quantitatively .

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Higher detection level methods

For the analysis of more advanced projects, detection levels higher than the super trace methods may be applicable.

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News & events

Close-up of an open pizza box containing a single slice placed in a pink container.

PFAS testing for food: facing a new era of regulations with confidence

February 26, 2025

Navigating the new era of PFAS bans: solutions for food industry compliance

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Contact Details

Safety testing of topical products

Toxicology & in-vitro safety or claims testing

Patch testing

Related resources

Gold & multi-element analysis

Higher detection level methods

News & events

PFAS testing for food: facing a new era of regulations with confidence

Downloads

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Charitable Giving Policy

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Constitution

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Data Protection and Cybersecurity Statement

Diversity Equity and Inclusion Policy

Dividend reinvestment plan (amended)

Environmental policy

Health and safety policy

HSE foundation standard

Human rights policy

Indigenous Engagement Policy

ISO 14001 Environmental Certification

ISO 45001 Safety Certification

Modern slavery statement

Nominations committee charter

People Committee Charter

Privacy policy

Quality management policy

Risk Management Policy

Securities Trading Policy

Supplier Code of Conduct

Sustainability and Innovation Committee Charter

TIC Council Membership Certificate

UK Tax Strategy Statement

Whistleblower Policy

Downloads

Anti-Bribery and Anti-Corruption Policy

Audit and Risk Committee Charter

Board charter summary

Charitable Giving Policy

Code of Conduct

Constitution

Continuous Disclosure Policy

Corporate Governance Statement

Data Protection and Cybersecurity Statement

Diversity Equity and Inclusion Policy

Dividend reinvestment plan (amended)

Environmental policy

Health and safety policy

HSE foundation standard

Human rights policy

Indigenous Engagement Policy

ISO 14001 Environmental Certification

ISO 45001 Safety Certification

Modern slavery statement

Nominations committee charter

People Committee Charter

Privacy policy

Quality management policy

Risk Management Policy

Securities Trading Policy

Supplier Code of Conduct

Sustainability and Innovation Committee Charter

TIC Council Membership Certificate

UK Tax Strategy Statement

Whistleblower Policy

Geochemistry Webtrieve^TM