The present invention provides: a peptide shows a hair growth promoting activity and/or melanin generation-promotion activity A composition and/or alleviating hair loss for preventing, include peptide as an effective component It include peptide as an effective component for promoting a composition of hair tonic The use of peptide and/or alleviating hair loss for preventing For promoting the use of the peptide of hair tonic It include peptide as an effective component for preventing and/or handling a pharmaceutical composition of hypomelanosis It include peptide as an effective component for preventing and/or handling a cosmetic composition of hypomelanosis For preventing and/or handling the use of the peptide of hypomelanosis.