| abstract |
(57) [Summary] [Purpose] To provide a hair nourishing and hair-growth agent which has a large hair-nourishing and hair-growth effect, and is highly safe and stable and has a good feeling in use. [Structure] As an active ingredient of a hair nourishing / hair-fostering agent, a high-purity gondooic acid or a derivative thereof having a content of gondoinic acid (cis-11-eicosenoic acid) in a fatty acid composition of 80% by weight or more is used. |