https://zhaofengfoods.en.made-in-china.com/product-group/tebThOjWXlfA/Soybean-Peptide-Powder-1.html
Soybean Peptide Powder - Jinan Farming Star Imp. & Exp. Co., Ltd. - page 1.
China Soybean Peptide Powder catalog of Chinese Supplier Export Healthy Pure Functional Food Soybean Peptide Powder, High Quality Health Food Functional...
soybean peptide
https://pubchem.ncbi.nlm.nih.gov/patent/EP-2059230-B1
Topical use of a peptide extract of soybean and/or of wheat as photoprotective agent - Patent...
EP-2059230-B1 chemical patent summary.