Reduction of ageing of hair

摘要

Carnitine compounds (I) are used to prevent premature hair aging, to promote hair growth, to improve hair fiber structure or to increase the mechanical stability of hair fibers. Carnitine compounds of formula (I) are used to prevent premature hair aging, to promote hair growth, to improve hair fiber structure or to increase the mechanical stability of hair fibers. R 1>R 2>R 3>N +>-CH 2-CH(OR 4>)-CH 2-COOR 5> (I) R 1>-R 3>1-4C alkyl or 2-4C hydroxyalkyl; R 4>H, 1-4C alkyl or 2-6C acyl; R 5>H, a negative charge or 1-4C alkyl. Independent claims are also included for: (1) hair treatment product with a nonphysiological pH comprising at least one compound (I) in a cosmetic carrier; (2) cosmetic hair treatment comprising applying a product as above to the hair and scalp and then rinsing it off; (3) cosmetic hair treatment comprising applying a hair treatment product with a nonphysiological pH and then applying a hair treatment product comprising at least one compound (I) and then rinsing it off; (4) kit comprising a (I)-containing cosmetic composition in one container and another cosmetic composition in another container.