What Does Vitamin C Serum Do?

Direct answer: Vitamin C is an antioxidant commonly used in skincare to help support an even-looking skin tone and to work alongside sunscreen in guarding skin from environmental stress. It's one of the more researched ingredients in skincare, though results vary by formulation and concentration.

Why Vitamin C Is So Popular

Vitamin C (often as L-ascorbic acid or a derivative) is an antioxidant, meaning it helps neutralize free radicals from things like UV exposure and pollution. It's also associated with supporting a brighter-looking complexion over time.

Forms of Vitamin C

Skincare Vitamin C comes in several forms, including L-ascorbic acid, sodium ascorbyl phosphate, and ascorbyl glucoside. Each has different stability and sensitivity profiles.

How It's Typically Used

Vitamin C serums are usually applied to clean skin, often in the morning before sunscreen, though some formulas are designed for nighttime use.

FAQs

Does Vitamin C serum replace sunscreen? No. It's meant to complement sun protection, not replace it.

Can Vitamin C cause irritation? Some people experience sensitivity, especially with higher concentrations. Patch testing is recommended.

Keep Reading

• Vitamin C Serum Morning or Night?
• Vitamin C and Hyaluronic Acid: Can You Use Them Together?

This article is for general educational purposes and isn't medical advice.