METHOD FOR PREVENTING OR REDUCING COLOUR LOSS OF HAIR

摘要

Polyphenols, particularly flavonoids e.g. those present in various plant and plant product extracts such as red grape skin extract and purple carrot extract, have been found to have the effect of preventing or reducing colour loss of hair, particularly human hair that has been coloured by oxidation dyeing. The invention thus provides a method of preventing or reducing colour loss of hair; use of polyphenols to prevent or reduce colour loss of hair, by applying to the hair one or more polyphenols.