Collagen/Vitamin B5 has only cow collagen and Vitamin B5 for those allergic to seafood. This combination provides phenomenal moisture and helps with damage to hair and skin. However, collagen production declines as we age. It helps in rebuilding cartilage in people with osteoarthritis, helps heal wounds, clears acne, improves gut health, and promotes healthy hair, skin, and nails. Collagen is an antioxidant that neutralizes free radicals which promotes hair growth. Collagen also helps fight damage to hair follicles which will promote stronger and healthier hair, skin, and nails. Vitamin B5 works as a deep, hydrating moisturizing, and anti-inflammatory agent, reducing skin blemishes and enhancing the healing process of skin wounds, and helps keep skin soft, smooth, and healthy. It also is a natural energy booster. This combination provides phenomenal moisture.