With marine collagen peptides, Vital Proteins Marine Collagen is a powder that contributes to general well-being, including joints, muscles, bones and skin condition. Obtained from fish caught off the coast of Alaska, it is a marine collagen perfect for mixing with water, coffee or smoothies. Collagen is an essential protein that helps to make the skin smoother, firmer and to improve the condition of your hair and nails. Ideal for adults and young adults.