Lactic Acid
Lactic Acid
Also known as: lactic-acid
LAC
3/10
Concern level
Low concern
AHA Chemical
Lactic acid is an alpha hydroxy acid (AHA) derived from milk. It is used for its exfoliating properties, helping to improve skin texture and hydration by promoting cell turnover.
Benefits
Anti-aging
Concerns
Photosensitivity
Chemical Properties
Molecular Weight
90.08 g/mol pH Range
3.00 - 4.00Typical Concentration
5.00% - 12.00%CAS Number: 79-33-4
Origin
natural
Skin Type Compatibility
dry skin6/10
oily skin8/10
sensitive skin5/10
acne prone7/10
mature skin8/10
normal skin7/10
Interactions
incompatible with: Avoid using with other strong exfoliants like glycolic acid or retinoids.
Risks & Warnings
May cause irritation, redness, and photosensitivity. Use with caution on sensitive skin.
Vegan Cruelty-Free
Found In Products
Kate Somerville
ExfoliKate™ Intensive Exfoliating Treatment
Skinfix
Resurface+ AHA/BHA Niacinamide Exfoliating Pads for Face and Targeted Body
The Ordinary
Lactic Acid 10% + HA 2% High-Strength Exfoliating Serum for Uneven Texture
Nécessaire
The Body Peel - Resurfacing Serum with 12% AHA/BHA/PHA, 1% Resveratrol + Peeling Peptide
Glow Recipe
Vitamin C Brightening Korean Guava Toner Pads for Undereye & Cheeks
CLINIQUE
Moisture Surge™ Active Glow Serum with Hyaluronic Acid
Skinfix
Resurface+ Glycolic and Lactic Acid Renewing Body Scrub
First Aid Beauty
Brighten + Glow Facial Radiance Pads with Glycolic + Lactic Acids
Paula's Choice
6% Mandelic Acid + 2% Lactic Acid AHA Liquid Exfoliant for Dark Spots, Textured Skin
SEPHORA COLLECTION
Clarifying Peel Pads with Salicylic Acid
OLEHENRIKSEN
Glow2OH Exfoliating Dark Spot Toner with Glycolic & Lactic Acid
Paula's Choice