Metsoako ea rona e tsoa metsing a hloekileng moo cod ea Alaskan e phelang teng, ntle le tšilafalo leha e le efe.Peptide ea rona ea Marine fish collagen ha e na 'mala, ha e na monko, e tšoeu ebile e ntle, e na le tatso e sa nke lehlakore.E le protheine ea bohlokoa haholo e sebetsang letlalong la motho.Likhoele tsa collagen, tse entsoeng ke collagen, li boloka letlalo la elasticity le ho tiea le ho boloka mongobo oa letlalo.