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
The Ordinary
Natural Moisturizing Factors + HA
None of Poliage’s flag groups listed
Henkel
Nature Moments
Lists fragrance, drying alcohol, parabens
Henkel
Nature Moments - Shampoo (Marokkanisches Arganöl & Macadamiaöl)
Lists fragrance, sulfates, coconut derivatives
Henkel
Nature Moments - Spülung (Marokkanisches Arganöl & Macadamiaöl)
Lists fragrance, drying alcohol, parabens
Olaplex
No. 8 Bond Intense Moisture Mask
Lists fragrance, fragrance allergens, drying alcohol, silicones
JVN
Nurture Hydrating Conditioner
Conditioner · Lists fragrance, fragrance allergens, essential oils
Olaplex
º7 SHINE SERUM OIL MIST
Hair styling · Lists fragrance, fragrance allergens, exfoliating acid, essential oils, silicones
Old spice
Old Spice Swagger
Lists fragrance, fragrance allergens, silicones
Medicube
PDRN CICA Soothing Toner
Toner · Lists exfoliating acid
Medicube
PDRN Wrapping Mask
Mask · Lists essential oils
Maelove
Peptide Squad Collagen Renewal Serum
Serum · Lists drying alcohol, silicones
Clear
Perfume Warm Forest Shampoo
Lists fragrance, sulfates, silicones, salicylic acid, coconut derivatives
R+Co
PRIMARY COLOR CONDITIONER
Conditioner · Lists fragrance, fragrance allergens, essential oils
R+Co
PRIMARY COLOR SHAMPOO
Shampoo · Lists fragrance, fragrance allergens, essential oils
Henkel
Pro-Vutamin B5 Shampoo
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
R+Co
PROPER MOLDING PASTE
Hair styling · Lists fragrance, fragrance allergens
Drunk Elephant
Protini Polypeptide Cream - Big
Moisturizer · Lists coconut derivatives
Drunk Elephant
Protini Polypeptide Firming Refillable Moisturizer
Moisturizer · Lists coconut derivatives
Drunk Elephant
Protini Powerpeptide Resurfacing Serum with Lactic Acid
Serum · Lists exfoliating acid, coconut derivatives
Henkel
Repair Shampoo
Lists fragrance, fragrance allergens, exfoliating acid, sulfates, silicones, salicylic acid, coconut derivatives
Henkel
Repair Spülung
Lists fragrance, fragrance allergens, parabens, silicones
Andalou Naturals
Resurfacing Texture Refining Night Cream
Moisturizer · Lists fragrance, fragrance allergens, exfoliating acid, essential oils
Andalou Naturals
Resurfacing Triple Acid Exfoliating Toner
Toner · Lists fragrance, fragrance allergens, exfoliating acid, essential oils, coconut derivatives
Unilever
Rexona Déodorant Aérosol Compressé Femme Anti-Transpirant Maximum Protection 96H Clean Scent 100ml
Lists fragrance, fragrance allergens, silicones
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