100% Pure Marine Collagen Peptide Powder Hydrolyzed. Pure Marine Collagen Peptide supplement is made from fish skin collagen through an enzymatic hydrolysis process and is pre-digested into components with a low molecular weight amino acids for optimal absorption and utilization by the body. This Type 1 & 3 collagen is an essential and major component of muscles, tendons, cartilage, ligaments, bones, gums, teeth, eyes and blood vessels. A product of Certified Nutraceuticals, Inc.