Marine Collagen - CaramelWhy Marine Collagen? Marine collagen is purest and safest sourced of collagen, it is also considered the best source of collagen, given its bio availability (1. 5 times more bovine) and superior absorption. Marine collagen peptides are smaller which allows the body to more easily digest and absorb its amino acids. As Type I, it has the highest amount of amino acids glycine, proline, hydroxyproline (2x more than bovine, 4x more than chicken) these