No doubt, “collagen skin care” is a buzzy phrase in the beauty world. Along with retinol and peptides, when collagen is on a ...

Why We Love It: This vitamin C serum did more than brighten skin ... inhibit the formation of hyperpigmentation, and promote new collagen production. Concentration: To reap all of vitamin ...

When it comes to achieving bright, glowing skin, a vitamin C serum is key ... while promoting collagen production to maintain skin firmness and elasticity. Additionally, L-ascorbic acid can ...