Hydroxyethylpiperazine Ethane Sulfonic Acid
Hydroxyethylpiperazine Ethane Sulfonic Acid is a buffering ingredient. It’s in 15 products on Poliage, most often body lotion and moisturizer. Avoid lists on Poliage that include it: none.
Updated October 21, 2026
In plain English
Hydroxyethylpiperazine ethane sulfonic acid: used to hold the pH steady.
What it does
Contains Hydroxyethylpiperazine Ethane Sulfonic Acid: buffering
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 56812, accessed October 22, 2026.
Products that contain Hydroxyethylpiperazine Ethane Sulfonic Acid
L’Oréal
Accord Parfait fond de teint unifiant sur-mesure Lin
Lists silicones
Garnier
Brightening serum
Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid, salicylic acid
L’Oréal Paris
Daily Volumizing Moisturizer
Moisturizer · Lists fragrance, fragrance allergens, drying alcohol, silicones
La roche-posay
Effaclar
Lists fragrance, drying alcohol, exfoliating acid, salicylic acid, coconut derivatives
Vichy
Idéalia - Sérum activateur d’éclat
Lists fragrance, drying alcohol, silicones, salicylic acid
CeraVe
Intensive Moisturizing Lotion
Body lotion · Lists silicones
L’Oréal
Juicy Mask Radiance / Éclat
Lists fragrance, fragrance allergens, exfoliating acid
Vichy
Liftactiv Nuit Supreme
Lists fragrance, silicones
Vichy
Liftactiv Serum 10 Yeux et Cils
Lists drying alcohol, silicones
Vichy
Masque Peel Double Éclat
Lists fragrance, drying alcohol, silicones
L’Oréal
Rénovateur Anti-Taches Nuit
Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid
L’Oréal
Revitalift 1.5% Pure Hyaluronic Acid Serum for Face
None of Poliage’s flag groups listed
L’Oréal
Revitalift filler
None of Poliage’s flag groups listed
Garnier
SkinActive Contorno Occhi Illuminante
Lists exfoliating acid, silicones
uper Multi-Corrective Anti-Aging Cream for Face and Neck
Lists fragrance allergens, essential oils, silicones, salicylic acid, coconut derivatives
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.