The product Hydrolysed Fish Collagen is made of tilapia fish skin through pretreatment and biodegradation to form macromolecular collagen polypeptide, with a average molecular weight around 1000 Dal.

Bovine Collagen Manufactory is made of fresh Bovine skin through pretreatment and biodegradation of the collagen with biological enzyme, to form macromolecular collagen polypeptide, with a mean molecular weight of less than 3000. It contains the total amino acids, and has the advantages of good nutritive value, high absorption, water solubility, dispersive stability and moist-retention quality