Marine Collagen are made of natural collagen from Atlantic wild caught cod skin, Atlantic wild caught sea cucumber powder, and vitamin C. Collagen has been long known for: Help to prevent skin aging and wrinkles; Help to improve hair and nails quality; help to promote calcium absorption and calcium supplementation; help to adjust endocrine disorders and enhance human immunity. Vitamin C has the ability to enhance the body's immunity, promote collagen synthesis and nervous system function, protect cells from oxidative stress and prevent fatigue, promote the reduction and regeneration of vitamin E, and enhance the body's absorption of iron.