Phenylalanine
Phenylalanine is a skin conditioning and hair conditioning ingredient. It’s in 69 products on Poliage, most often conditioner, body lotion and serum. Avoid lists on Poliage that include it: none.
Updated October 22, 2026
In plain English
Phenylalanine: used to make hair smoother and easier to comb.
What it does
Contains Phenylalanine: hair-conditioning
Function listed in CosIng
Contains Phenylalanine: masking
Function listed in CosIng
Contains Phenylalanine: skin-conditioning
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 79702, accessed October 22, 2026.
Products that contain Phenylalanine
dr groot shampoo
Lists fragrance, drying alcohol, exfoliating acid, salicylic acid, coconut derivatives
Medik8
Exo-PDRN Prismatic+
Serum · Lists fragrance allergens
Moroccanoil
Frizz Shield Spray
Hair styling · Lists fragrance, fragrance allergens, exfoliating acid, silicones
R+Co
GEMSTONE Color Conditioner
Conditioner · Lists fragrance, fragrance allergens, coconut derivatives
The Ordinary
Glycolic Acid 7% Exfoliating Toner
Exfoliant · Lists exfoliating acid
Versed
Good Defense Daily Sunscreen SPF 50 PA++++
Sunscreen · Lists chemical UV filters
Vegamour
GRO Revitalizing Shampoo
Shampoo · Lists fragrance, fragrance allergens, essential oils, coconut derivatives
Vegamour
GRO+ Advanced Balancing Conditioner
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, coconut derivatives
Vegamour
HYDR-8 Leave-In Conditioner
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, coconut derivatives
CeraVe
Hydrating cream-to-foam cleanser
Lists exfoliating acid, salicylic acid, coconut derivatives
CeraVe
Hyrdrating Cream To Foam Cleanser
Lists exfoliating acid, salicylic acid, 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
Anastasia Beverly Hills
Luminous Foundation
Foundation · Lists 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
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 + HA
None of Poliage’s flag groups listed
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