Pitstop Blue Niacinamide Serum For Acne Scars & Marks Why is it special? Accelerates the skin healing to diminish acne scars. Provides blemish-free, even skin tone. Boosts collagen production to refine skin texture. During the natural healing process of the acne lesions, collagen balance may get disturbed resulting in the formation of raised or pitted acne scars or post-inflammatory hyperpigmentation (PIH). Re’equil Pitstop Blue Serum is a concentrated formulation crafted to regenerate and recover your skin from acne scars, acne marks and uneven texture. This cutting edge serum brings together a combination of 5% Niacinamide, a form of vitamin B-3, and Copper peptide to repair your skin tissue by stimulating collagen production and improving skin texture. This lightweight serum absorbs into the skin and provides refined and blemish-free skin.