Polyisobutene
Polyisobutene is a viscosity controlling and film forming ingredient. It’s in 132 products on Poliage, most often lip, mascara and eye cream. Avoid lists on Poliage that include it: none.
Updated October 22, 2026
In plain English
Polyisobutene: used to leave a thin film on skin or hair and hold ingredients together.
What it does
Contains Polyisobutene: binding
Function listed in CosIng
Contains Polyisobutene: film-forming
Function listed in CosIng
Contains Polyisobutene: viscosity-controlling
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 79008, accessed October 22, 2026.
Products that contain Polyisobutene
Ruby Kisses
Lip Oil Intense Treatment Gloss
Lists fragrance, fragrance allergens
Pixi
LipGlow
Lip · Lists fragrance, fragrance allergens
Drunk Elephant
Lippe Balm
Lip · Lists exfoliating acid, coconut derivatives
Pixi
LipTone
Lip · Lists fragrance, fragrance allergens, essential oils
Deliplus
Loción corporal infantil hidratante
Lists fragrance, silicones
SHEGLAM
Locked in Glossy Shine Strong Styling Stick
Hair styling · Lists fragrance, fragrance allergens, coconut derivatives
MAC
M·A·CStack Volumizing Mascara
Mascara · Lists silicones
MAC
M·A·CStack Waterproof Mascara
Mascara · Lists silicones, salicylic acid
SHEGLAM
Matte Allure Liquid Lipstick-True FaIth
Lip · Lists silicones
SHEGLAM
Mello Jello Nourishing Lip Balm-Garnet
Lip · Lists fragrance, fragrance allergens
Bliss
Mighty Marshmallow: Skin Brightening Face Mask
Mask · Lists fragrance allergens, essential oils, silicones
Henkel
N°110 Crème de beauté haute performance anti-âge jour
Lists fragrance, silicones
Neutrogena
Neutrogena Lipcare Stick Norwegian Formula
Lists fragrance, drying alcohol
E.L.F.
No Budge Retractable Eyeliner
Lists silicones
SHEGLAM
Nourishing Lip Balm-White
Lip · Lists fragrance, silicones
Bath & Body Works
Ocean Ultimate Hydration Body Cream
Lists fragrance, fragrance allergens, silicones
Mixsoon
PDRN Collagen Eye Serum
Eye cream · Lists silicones
Medicube
PDRN Pink Peptide Eye Cream
Eye cream · Lists retinoid, silicones
Medicube
PDRN Pink Peptide Serum
Serum · Lists fragrance
Mixsoon
Peptide Cica Hyal-Shot
Toner · None of Poliage’s flag groups listed
SHEGLAM
Perfect Skin High Coverage Concealer
Concealer · Lists silicones
Catrice
Pillow Plush Peptide Lip Mask
Lip · Lists fragrance, fragrance allergens
Tree Hut
Pineapple Sugar Lips Lip Butter
Lip · Lists fragrance, fragrance allergens, silicones
bPerfect
Pink Honey - Blushing Face Frosting
Blush · Lists fragrance, 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.