>>16836760 >hydrolyzed collagen
It can't replace the semi-digestible soluble fiber or insoluble fiber. >marrow
That is fatty tissue (not fat) completely unrelated to collagen.
>>16836846 >Marrow contains collagen.
Like any tissue, but BM has too much fat to be considered an useful source for collagen. > It's like mentioning honey as source for magnesium or protein, it's irrelevant for that.