Enzyme-Active Retinol Serum 0.1% Retinal – Protocol Skincare

Ranked #1 best retinol serum by dermatologists and beauty editors. Retinol benefits for face and eye area include reducing wrinkles, controlling oil production & acne, fading discoloration & dark spots and generally improving skin's youthful appearance. Retinol cream includes 0.1% retinal, a.k.a "retinaldehyde."

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