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Principles of Skin Measurement & Claims

Wednesday, 15th & Thursday, 16th October 2025

This intensive two-day programme is designed for anyone who needs to build their knowledge rapidly in the measurement techniques used in the development of new skin products and to support skin claims.

HYBRID ATTENDANCE

Available Live and On Playback + On Site at Princeton, New Jersey

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12th International Conference
on Applied Hair Science

June 2026 - Red Bank, New Jersey

Open for Abstracts

Submissions Close Friday 27th March 2026

In-Person Attendance + Live Streaming for Virtual Attendees

REGISTRATIONS OPEN SOON

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TRI Princeton at the 35th IFSCC Congress

15 - 18 September, 2025 - france, cannes

The Société Française de Cosmétologie (SFC) is welcoming the world to the 35th IFSCC Congress at the Palais des Festivals, Cannes, September 15–18, 2025—a celebration of cosmetic science under the theme “The Future is Science.” As the congress brings together high-level talks, posters, and the latest ingredient and technology innovations, we’d love to meet you there.

STOP BY OUR BOOTH - 30A

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TRI Members Portal. Now live.

Click the My Account button above to get started!

Sign-in to the Members Portal to book TRI events, to access the TRI library, and to manage memberships and subscriptions

The Members Portal automatically provides you with the membership benefits purchased by your company or organization, including library access, access to exclusive members-only events, and discounts for courses and conferences.

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TRI Princeton is an independent, not-for-profit, scientific institute with world-leading expertise in applied measurement sciences, with a global reach.

We focus on hair and skin claims testing for product development, scientific research and the development of new measurement techniques, as well as providing internationally renowned courses and events in hair and skin science. 

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TRI focusses on hair and skin testing for claims substantiation working with leading industrial companies, governmental organizations, and academic institutions.

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Claims Testing

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At TRI we are passionate about science. Sharing this passion with our members, industry professionals and the community at large is one of our key aims.

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Education

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Cutting-edge scientific research and the development of new measurement techniques has been a part of TRI's historical legacy since our inception in 1930. It is still core to our mission today.

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Research & Development

Our Members

Thank you to our corporate members for supporting TRI's mission of advanced research, education, and dissemination of scientific information.

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Upcoming Events

TRI Sponsored Courses, Conferences, and Speaker Series

Inspiring, Educating and Connecting through Science

Countdown to Next Event

The Latest at TRI

Stay informed through our twice-monthly newsletters and regular blog posts offering insights into skin and hair research, cosmetic trends, new product claims testing techniques, upcoming educational courses and TRI-sponsored events.
35th IFSCC Congress 2025: Big Success
Events

35th IFSCC Congress 2025: Big Success

TRI presented at two posters, Impact of Ozone exposure on the skin: new method to monitor in-vivo oxidative damages related to skin barrier alteration, and Relevant technologies to develop future sunscreen products with onger and safer photoprotection.
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Blogs at TRI Princeton: A Useful Educational Tool
TRI Academy

Blogs at TRI Princeton: A Useful Educational Tool

Our blogs cover a range of topics relating to skin and hair, including claims substantiation for specific products or product classes and how the key techniques used at TRI work.
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Everyone is Talking About Mevalonic Acid
Industry Trends

Everyone is Talking About Mevalonic Acid

Mevalonic acid is being billed as a material that can deliver hydration – likely due to its ability to form hydrogen bonds with water molecules, locking water in the skin – and as an ingredient that can calm irritation and promote cell renewal.
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Heading to IFSCC Cannes? Visit TRI Princeton & Neuron Experts at Booth 30A
Other Events

Heading to IFSCC Cannes? Visit TRI Princeton & Neuron Experts at Booth 30A

The Société Française de Cosmétologie (SFC) is welcoming the world to the 35th IFSCC Congress at the Palais des Festivals, Cannes, September 15–18, 2025—a celebration of cosmetic science under the theme “The Future is Science.” As the congress brings together high-level talks, posters, and the latest ingredient and technology innovations, we’d love to meet you there!
READ ARTICLE
Skin Course 2025: Register Now
TRI Academy

Skin Course 2025: Register Now

The Principles of Skin Measurement Science & Claims course at TRI is designed for anyone involved in the development of new skin care products.  The intensive two-day programme is designed for anyone who needs to build their knowledge rapidly in the measurement techniques used in the development of new skin products and to support skin claims.
READ ARTICLE
Research Forum 2025: Future Directions for Your TRI
TRI Members

Research Forum 2025: Future Directions for Your TRI

The ‘Research Forum 2025’ will take place on Thursday 4th September, 9:00am – 11:00am (ET).  This free, on-line event is exclusive to TRI Member Companies and is an opportunity to discuss future directions for your TRI.
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New Member's Portal - Now Up & Running
TRI Members

New Member's Portal - Now Up & Running

TRI’s new members’ portal was launched on Thursday 7th August 2025.  The members’ portal brings together all your members services into...
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The TRI Guide to Sunscreen Testing for Claim Substantiation
Claims Testing

The TRI Guide to Sunscreen Testing for Claim Substantiation

In this bite-size review we use our specialist knowledge to provide a general background understanding of sunscreen testing methods.  TRI does not offer SPF testing, but, as you will see, we can assist formulators with other very useful tests.
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HairS’25, Augsburg, Germany – A Short Review
Other Events

HairS’25, Augsburg, Germany – A Short Review

The 24th International Hair-Science Symposium, HairS’25, was held on 25-27th June 2025, in Augsburg, Germany.  TRI presented three oral presentations: Understanding the Consequences of Heat Styling: The Penetration of Sebum-Mimicking Compounds; Assessing Hair Bleaching: A Simple Approach Using Light Microscopy; and Bridging Consumer Perceptions and Technical Measurements: Assessing Hair Straightness and Alignment with Optical Imaging.
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