Peter Thomas Roth Firmx Collagen Serum for Unisex 1 oz Serum

7 Forms of collagen and collagen-supporting ingredients help skin appear firmer and smoother. Marine collagen, plant collagen and hydrolyzed collagen help improve the look of fine lines, wrinkles, firmness and elasticity.

7 Forms of collagen and collagen-supporting ingredients help skin appear firmer and smoother Marine collagen, plant collagen and hydrolyzed collagen help improve the look of fine lines, wrinkles, firmness and elasticity Hydroxyproline, peptides, collagen amino acids and fatty acids help boost results.