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Azelaic acid and vitamin C both reduce dark patches and blemishes and help brighten skin. Azelaic acid also reduces skin inflammation and is approved to treat a type of rosacea. It can also help ...

Neuroblastoma is a solid tumor that occurs in children. When high-risk, the disease has a poor prognosis. Decades ago, adding the drug retinoic acid to neuroblastoma treatment increased survival by 10 ...

Among skincare enthusiasts, hyaluronic acid is about as well-known as ingredients get. While a couple of decades ago it was perhaps only on the radar of those who were really in the know about skin, ...