Lactic Acid
Lactic Acid is a humectant and skin conditioning ingredient. It’s in 722 products on Poliage, most often conditioner, exfoliant and lip. Avoid lists on Poliage that include it: none.
Updated October 22, 2026
In plain English
An acid found in fermented milk and made by fermentation. Adjusts pH and, at higher levels, loosens dead surface skin.
What it does
Contains Lactic Acid: buffering
Function listed in CosIng
Contains Lactic Acid: humectant
Function listed in CosIng
Contains Lactic Acid: skin-conditioning
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 34809, accessed October 22, 2026. Also listed as acidum lacticum and alpha hydroxy acid lactic.
Products that contain Lactic Acid
Original Source
Cherry & Almond Milk
Lists fragrance, exfoliating acid, sulfates, chemical UV filters, coconut derivatives
Fenty Skin
Cherry Dub Blah 2 Bright 5% AHA Face Mask
Mask · Lists fragrance, exfoliating acid, salicylic acid
Cien
Cien Hand Cream with Colloidal Oatmeal
Lists exfoliating acid, silicones
Dermalogica
Circular Hydration Serum
Serum · Lists fragrance allergens, exfoliating acid, essential oils
Supergoop!
City Sunscreen Serum SPF 30
Sunscreen · Lists exfoliating acid, silicones, chemical UV filters
Facetheory
ClariClay AHA Face Mask
Mask · Lists exfoliating acid
Facetheory
ClariCleanse AHA & BHA Cleanser
Cleanser · Lists fragrance allergens, exfoliating acid, essential oils, salicylic acid, coconut derivatives
Clinique
Clarifying Do-Over Peel
Exfoliant · Lists drying alcohol, exfoliating acid, salicylic acid
BYOMA
Clarifying Serum
Serum · Lists exfoliating acid, essential oils
Tula
Clarifying Tonic
Toner · Lists exfoliating acid
Pixi
Clarity Acid Peel
Exfoliant · Lists exfoliating acid, salicylic acid
pixi
Clarity Tonic
Lists exfoliating acid, salicylic acid
Camille Rose
Clean Rinse Clarifying Shampoo
Shampoo · Lists drying alcohol, exfoliating acid, essential oils, coconut derivatives
Balea
Clear & Care Waschgel (3 in 1, für unreine Haut)
Lists fragrance, fragrance allergens, exfoliating acid, sulfates, chemical UV filters, salicylic acid, coconut derivatives
alverde
Clear Gesichtstonic - Heilerde Bio-Grüntee
Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid
Andalou Naturals
Clear Skin Citrus Kombucha Cleansing Gel
Cleanser · Lists fragrance, fragrance allergens, exfoliating acid, essential oils, coconut derivatives
Tula
Clear Up
Toner · Lists exfoliating acid, salicylic acid
SHEGLAM
Cloudline Blur Lip Liner-Morning Mist
Lip · Lists exfoliating acid, silicones, coconut derivatives
Dr. Squatch
Coconut Castaway Full & Thick Shampoo
Shampoo · Lists fragrance, exfoliating acid, coconut derivatives
Sedal
Colágeno + Vitamina C
Lists fragrance, fragrance allergens, exfoliating acid, silicones
Dove
Color Care Conditioner
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, silicones
Sachajuan
COLOUR PROTECT CONDITIONER
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, silicones
Pacifica
Comfort Space Skinflammation Calming Mask
Mask · Lists fragrance, exfoliating acid, essential oils
Unilever
Condicionador Dove Óleo de Nutrição
Lists fragrance, fragrance allergens, exfoliating acid, silicones
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