Lactic Acid
Lactic acid is a gentle alpha-hydroxy acid (AHA) derived from milk. It exfoliates while also hydrating, making it ideal for dry or sensitive skin types.
When to Use
Evening
Concentration
5% - 12%
Best For
Sensitive skin, Dry skin, Gentle exfoliation, Beginners
How It Works
Lactic acid has a larger molecular size than glycolic acid, so it doesn't penetrate as deeply. It also has humectant properties, drawing moisture into the skin while exfoliating.
Benefits
- ✓Gentle exfoliation
- ✓Hydrating properties
- ✓Good for sensitive skin
- ✓Brightens skin
- ✓Improves texture
Pairs Well With
- + Hyaluronic Acid
- + Squalane
Avoid Using With
- ✕ Retinol (same routine)
- ✕ Other acids
Getting Started
Start with 5% a few times per week. Gentler than glycolic acid, good for AHA beginners. Still increases sun sensitivity—use sunscreen.
Build your routine
Learn how to incorporate Lactic Acid into a complete skincare routine.
Read the Skincare Guide