DHC CollagenProduct introduction Collagen is a type of protein to which amino acids are bound. It accounts for about 1 3 of the protein mass of the whole body, and about 70% of the dermis, which is the source of elasticity and elasticity, is made of collagen. DHC's "Collagen" is made of fish derived [Collagen peptides] with [Vitamin B1] and [Vitamin B2] that support beauty, to enhance its function . It helps youthful tension and texture, and supports a fresh and