| abstract |
A composition for a cosmetic, a medicament, a food product and / or a feed comprising a compound represented by the following general formula (V) or a salt thereof: ** Formula ** in which R7 represents a glycosyl group, a sulfate group or a cyclic phosphate group attached to R8; R8 represents -CH2OH, -CHO, -CH2NH2, -CH2-amino acid residue which means a group consisting of an amino acid whose amino-terminal end binds to -CH2- or -CH2-OPO2H; and R9 represents hydrogen atom. |