The hair is a complex structure with many variations in coloration and texture, and the brittleness and susceptibility to mechanical injury which causes hair damage, is a common occurrence. Furthermore hair is very easily damaged through exposure to chemicals, the environment and daily styling. With the development of a plethora of innovative hair care products supporting a global multi-billion dollar industry, there is an increasing need for more sophisticated methods to meet the evolution in these product innovations and consumer understanding. Moreover, such methods are also important in light of the legislative requirements for marketing claims substantiation. Methods described herein have been developed, and evolve to ensure reproducibility, validity and relevance from both the clinical and average consumer perspectives.
Despite the legal requirements for the testing of hair care products the review discusses the following claims support methods:
- Combing forces
- Combing-out forces
- Bending forces for style hold
- Hair shine / gloss
- Hair volume
- Color protection
- Heat protection
- Breaking resistance to combing vSuppleness and flexibility
- Curl retention
The publication is now available for download on
www.proderm.de/en/proderm-cosmetic/markets/hair-care.html
