Hydrogen Peroxide
Hydrogen Peroxide is an antimicrobial and oxidising ingredient. It’s in 23 products on Poliage, most often hair styling. Avoid lists on Poliage that include it: none.
Updated October 21, 2026
In plain English
Hydrogen peroxide: used to limit microbial growth and oxidize other ingredients.
What it does
Contains Hydrogen Peroxide: antimicrobial
Function listed in CosIng
Contains Hydrogen Peroxide: oxidising
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 34325, accessed October 22, 2026. Also listed as hydrogenii peroxidum.
Products that contain Hydrogen Peroxide
L’Oréal
100% ultra color Noir bleu 210
Lists fragrance, fragrance allergens, drying alcohol, silicones
Amazon whitening mouthwash
Lists fragrance
Essential Oxygen
BR brush Organic Toothpaste
Lists essential oils, coconut derivatives
Henkel
Brillance coloration permanente intense 891 Noir bleuté
Lists fragrance, fragrance allergens, sulfates, parabens, silicones, coconut derivatives
clairol
Lists fragrance, fragrance allergens, exfoliating acid, sulfates, silicones, salicylic acid
colgate optic white
Lists fragrance, sulfates
Henkel
Coloration crème soin à l’huile d’argan Châtain caramel 660
Lists fragrance, fragrance allergens, sulfates, parabens
Colorsilk
Colorsilk Beautiful Color - 32 Acajou foncé
Lists fragrance, drying alcohol, sulfates, parabens, silicones, coconut derivatives
HPM White Mouth Wash
None of Poliage’s flag groups listed
Curlsmith
Invincible Volume Mousse
Hair styling · Lists fragrance, fragrance allergens, coconut derivatives
Henkel
Kératine Color 4.6 Châtain Chocolat
Lists fragrance, fragrance allergens, parabens, salicylic acid
Henkel
Kit Racines Blond BR1
Lists fragrance, sulfates, coconut derivatives
Colgate
Max white expert original
Lists fragrance, sulfates
Henkel
Natural & Easy 545 blond cendré
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
L’Oréal
Nutrisse Cream 5.0
Lists fragrance, fragrance allergens, drying alcohol, silicones, salicylic acid
L’Oréal
Olia coloration permanente 6.66 carmin éclatant
Lists fragrance, drying alcohol, silicones
Henkel
Palette Salon Colors 8.5
Lists fragrance, fragrance allergens, sulfates, parabens
L’Oréal
Paris Superior Preference 5CB Medium Chestnut Brown Warmer Haircolor
Lists fragrance, fragrance allergens, drying alcohol, silicones, chemical UV filters, coconut derivatives
Colgate
Peroxyl Mouth Sore Rinse
None of Poliage’s flag groups listed
L’Oréal
PRODIGY 6.0 LIN Blond foncé
Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid, silicones
whitening Anticavity Mouth Rinse
Lists drying alcohol
Lavoris
Whitening Mouthwash
Lists fragrance, drying alcohol
L’Oréal
Фарба для волосся L’Oreal Paris Preference 5.0
Lists fragrance, fragrance allergens, drying alcohol, silicones, chemical UV filters, salicylic acid
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.