This article reviews some of the important methodologies and techniques published during the past ten years on the subject of cosmetics and toiletries. More than 50% of the published methodologies dealt with measuring skin condition—its moisture, wrinkles, damage, irritation, sensitization and other factors. A great deal of literature dealt with the use of in vitro testing to establish safety. About 10% of the articles covered in vitro eye irritation tests and about 10% described techniques for testing hair.
Literature and Patent Review: Analytical and Test Methodologies 1990-2000, Part II
Nov 4th, 2011


!['We believe [Byome Derma] will redefine how products are tested, recommended and marketed, moving the industry away from intuition or influence, toward evidence-based personalization.' Pictured: Byome Labs Team](https://img.cosmeticsandtoiletries.com/mindful/allured/workspaces/default/uploads/2025/08/byome-labs-group-photo.AKivj2669s.jpg?auto=format%2Ccompress&crop=focalpoint&fit=crop&fp-x=0.49&fp-y=0.5&fp-z=1&h=191&q=70&w=340)






