Hydroxypropyl Methylcellulose Stearoxy Ether
Hydroxypropyl Methylcellulose Stearoxy Ether is a viscosity controlling ingredient. It’s in 8 products on Poliage, most often shampoo, conditioner and mascara. Avoid lists on Poliage that include it: none.
Updated October 21, 2026
What it does
Contains Hydroxypropyl Methylcellulose Stearoxy Ether: viscosity-controlling
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 56831, accessed October 22, 2026.
Products that contain Hydroxypropyl Methylcellulose Stearoxy Ether
Fekkai
Apple Cider Detox Shampoo
Shampoo · Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid, essential oils, salicylic acid, coconut derivatives
R+Co
GEMSTONE Color Shampoo
Shampoo · Lists fragrance, fragrance allergens, coconut derivatives
Laura Geller
Long-n-Lifted Tubing Mascara
Mascara · Lists silicones
Philosophy
Nature In A Jar Gentle Detoxifying Cleanser With Agave
Lists coconut derivatives
Fekkai
Shea Butter Conditioner
Conditioner · Lists fragrance, fragrance allergens, drying alcohol, exfoliating acid, salicylic acid, coconut derivatives
Fekkai
Shea Butter Shampoo
Shampoo · Lists fragrance, fragrance allergens, exfoliating acid, salicylic acid, coconut derivatives
R+Co
SOFT BOUNCE NATURAL TEXTURE & CURL SHAMPOO
Shampoo · Lists fragrance, fragrance allergens, exfoliating acid, coconut derivatives
Tatcha
The Longevity Serum
Serum · Lists fragrance, fragrance allergens, essential oils, silicones
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.