Glycine
Glycine is a skin conditioning and hair conditioning ingredient. It’s in 185 products on Poliage, most often conditioner, serum and moisturizer. Avoid lists on Poliage that include it: none.
Updated October 21, 2026
In plain English
The simplest amino acid. Adjusts pH and conditions skin and hair.
What it does
Contains Glycine: antistatic
Function listed in CosIng
Contains Glycine: buffering
Function listed in CosIng
Contains Glycine: hair-conditioning
Function listed in CosIng
Contains Glycine: skin-conditioning
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 34117, accessed October 22, 2026. Also listed as glycinum.
Products that contain Glycine
CeraVe
Hyrdrating Cream To Foam Cleanser
Lists exfoliating acid, salicylic acid, coconut derivatives
Juvia’s Place
I am My Skin Foundation Sticks
Foundation · Lists silicones
CeraVe
Intensive Moisturizing Lotion
Body lotion · Lists silicones
L’Oréal
Juicy Mask Radiance / Éclat
Lists fragrance, fragrance allergens, exfoliating acid
Henkel
Keratin Kraft Aufbau-Shampoo
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
Ouai
Leave In Conditioner Melrose Place
Conditioner · Lists fragrance, fragrance allergens, silicones
Ouai
Leave in Conditioner North Bondi
Conditioner · Lists fragrance, fragrance allergens, essential oils, silicones
Ouai
Leave In Conditioner St Barts Scent
Conditioner · Lists fragrance, fragrance allergens, essential oils, silicones
Thrive Causemetics
Liquid Brilliance Super Serum
Serum · None of Poliage’s flag groups listed
Anastasia Beverly Hills
Luminous Foundation
Foundation · Lists silicones
Lynx
Lynx Africa
Lists fragrance, fragrance allergens, silicones
The Ordinary
Marine Hyaluronics
Serum · Lists exfoliating acid, salicylic acid
Drunk Elephant
Mello Marula Cream Cleanser with 1.0% Colloidal Oatmeal
Cleanser · Lists coconut derivatives
Dove
Men+Care Stain Defense Cool Dry Spray Antiperspirant
Deodorant · Lists fragrance, fragrance allergens, silicones
Dove
Men+Care Wild Eucalyptus Dry Spray Antiperspirant
Deodorant · Lists fragrance, fragrance allergens, silicones
Nivea
Micellaire skin breathe
Lists coconut derivatives
moisture therapy lip balm
Lists chemical UV filters
Olaplex
MOISTURIZE AND MEND LEAVE-IN CONDITIONER FULL SIZE
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, essential oils, coconut derivatives
Olaplex
MOISTURIZE AND MEND LEAVE-IN CONDITIONER TRAVEL SIZE
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, essential oils, coconut derivatives
Moroccan oil body lotion
Lists fragrance
Dermalogica
Multi Active Toner
Toner · Lists fragrance allergens, essential oils, silicones
The Ordinary
Multi-Peptide + Copper Peptides 1% Serum
Serum · None of Poliage’s flag groups listed
The Ordinary
Multi-Peptide + HA Serum
Serum · None of Poliage’s flag groups listed
The Ordinary
Natural Moisturizing Factors + Beta Glucan
Moisturizer · None of Poliage’s flag groups listed
Related guides
How to read an ingredient list
What the ingredient list on a beauty product tells you, what the names mean, and what it leaves out, using FDA and EU labeling rules.
Does ingredient order show how much is in a product?
Ingredient lists run from most to least, but only down to 1%. Below that, any order is allowed. What the order shows and what it hides.
How do you patch test a new product?
What the AAD, FDA and DermNet say about testing a small area, the FDA hair dye skin test, in-office patch tests, and contact allergy basics.