Inca Collagen 3-month treatment with vitamin C and vitamin DHydrolyzed collagen for hair, skin, nails and joints brand Inca Collagen is a 100% pure natural product that is obtained by enzymatic cleavage from collagen of marine fish. Collagen peptides are bioactive due to gentle cleavage, during which the specific structure of helisa is preserved. It does not contain any flavors, aromas or colours. It is micronized into powder form, this one hundred percent purity guarantees Inca Collagen maximum effects.