Vitamin C
Vitamin C (L-ascorbic acid) is a powerful antioxidant that brightens skin, fades dark spots, protects against free radical damage, and boosts collagen production.
When to Use
Morning
Concentration
10% - 20%
Best For
Dullness, Dark spots, Sun damage, Prevention
How It Works
Vitamin C neutralizes free radicals from UV and pollution, inhibits tyrosinase (reducing melanin production), and is essential for collagen synthesis. It works best at low pH (around 3.5).
Benefits
- ✓Brightens dull complexion
- ✓Fades dark spots and hyperpigmentation
- ✓Protects against UV and pollution damage
- ✓Boosts collagen production
- ✓Evens skin tone
Pairs Well With
- + Vitamin E
- + Ferulic Acid
- + Sunscreen
Avoid Using With
- ✕ Niacinamide (debated)
- ✕ Retinol (same routine)
- ✕ AHAs/BHAs
Getting Started
Start with 10-15% L-ascorbic acid. Apply to clean, dry skin in the morning before moisturizer and sunscreen. Store in a cool, dark place—it oxidizes easily.
Build your routine
Learn how to incorporate Vitamin C into a complete skincare routine.
Read the Skincare Guide