Claire Chang, dermatologist of Union Square Laser Dermatology said in the article that “For pregnancy, a simple azelaic-acid serum is ... Now the Ordinary recommends doing the patch test before ...

Apply this serum morning and night to maximise its potent ascorbic acid formulation. The product is almost oil-like in its consistency, gliding onto the skin for a radiance boost. The Ordinary ...

Most formulas — especially if they contain L-ascorbic acid, aka pure vitamin C — leave ... C derivative my skin actually laps ...