May 30, 2024
Yam
Yam is rich in a variety of proteins, peptides, oligopeptides, yam polysaccharides, yam saponins, yam flavonoids, a variety of amino acids and trace elements, the composition of its proteins, the ratio of various amino acids is extremely close to the proportion of amino acids required by the human body, but also contains a unique γ-amino butyric acid, which is used in cosmetics, and can be used to play the effect of skincare, skin care, moisturisation, emollient and so on.