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The Reason Vitamin C Serum Can Darken Your Skin (And How to Stop It from Happening)
Serum staining your face and fingers? Here's what to know.
Why You Need An Antioxidant Serum in Addition to Sunscreen
In 10 years, your skin will thank you.
Serum staining your face and fingers? Here's what to know.
In 10 years, your skin will thank you.