Lactic Acid
INCI name: Lactic Acid
Lactic Acid is classed in the EU CosIng database as pH buffering, humectant and skin conditioning. Piel groups it with exfoliating acids.
What it does
- pH buffering
- humectant
- skin conditioning
How Piel groups it
Piel's knowledge base files Lactic Acid under:
- exfoliating acids
Piel's note
An alpha-hydroxy acid, larger than glycolic acid and generally gentler as a result. It is commonly used for surface texture, it also holds water in the skin, and it increases sun sensitivity while a routine includes it.
Pairs to be careful with
Piel's routine check flags Lactic Acid next to:
- Can I use Betaine Salicylate and Lactic Acid together? Two exfoliating acids in one routine is more exfoliation than most skin needs.
- Can I use Capryloyl Salicylic Acid and Lactic Acid together? Two exfoliating acids in one routine is more exfoliation than most skin needs.
- Can I use Ethyl Lactyl Retinoate and Lactic Acid together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Glycolic Acid and Lactic Acid together? Two exfoliating acids in one routine is more exfoliation than most skin needs.
- Can I use Hydroxypinacolone Retinoate and Lactic Acid together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Mandelic Acid together? Two exfoliating acids in one routine is more exfoliation than most skin needs.
- Can I use Lactic Acid and Retinal together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Retinol together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Retinyl Acetate together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Retinyl Linoleate together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Retinyl Palmitate together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Retinyl Palmitate/Carrot Polypeptide together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Retinyl Propionate together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Retinyl Retinoate together? Retinoids and exfoliating acids together can irritate — redness, flaking or stinging.
- Can I use Lactic Acid and Salicylic Acid together? Two exfoliating acids in one routine is more exfoliation than most skin needs.
Found in 3,067 products in Piel's catalogue.
Check a product with Piel
See which products on your shelf contain Lactic Acid, and whether it suits your skin and the rest of your routine.
Identifiers
- INCI name
- Lactic Acid
- CAS number
- 50-21-5
- EC number
- 200-018-0
- CosIng reference
- 34809