コラーゲンペプチドなら
korāgempepuchidonara
1. If/when collagen peptide
Noun
1. If/when collagen peptide
1. collagen
1. peptide
1. neuropeptide
1. peptide hormone
1. peptide bond
1. opioid peptide
1. glycopeptide
1. hydrolyzed collagen; collagen peptide
1. Probably collagen.