Your skin gets all the benefits of an effective anti-aging ingredient with an added acne-fighting component.

The hydrochloric acid in your stomach can burn through metal — so why doesn't it burn through your stomach?

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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 ...

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