Health arena marine collagen 90 capsules skin deep marine collagen contains 100 pure hydrolysed marine collagen from fish non shark because skin deep marine collagen is hydrolysed it is more bioavailable which means it is absorbed by the body better it naturally contains amino acids which are the molecules that make up proteins they group together to form peptides many skin creams use amino acids to externally hydrate the skin hydrolysed collagen taken internally is absorbed more effe