Isostearyl Isostearate
Isostearyl Isostearate is an emollient and skin conditioning ingredient. It’s in 16 products on Poliage, most often lip, moisturizer and exfoliant. Avoid lists on Poliage that include it: none.
Updated October 22, 2026
In plain English
Isostearyl isostearate: used to soften the skin surface and hold ingredients together.
What it does
Contains Isostearyl Isostearate: binding
Function listed in CosIng
Contains Isostearyl Isostearate: emollient
Function listed in CosIng
Contains Isostearyl Isostearate: skin-conditioning
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 34765, accessed October 22, 2026. Also listed as isooctadecyl isooctadecanoate.
Products that contain Isostearyl Isostearate
Doucce
Caché Crème Satin Foundation
Foundation · None of Poliage’s flag groups listed
Buttah Skin
Coco Shea Body Wash
Body wash · Lists fragrance, fragrance allergens, coconut derivatives
AmLactin
Crepe Firming Cream with 15% Lactic Acid AHA
Exfoliant · Lists silicones, coconut derivatives
SHEGLAM
Ember Rose Immortal Love Nourishing Lip Gloss-Amor
Lip · None of Poliage’s flag groups listed
Caudalie
Gel Moisturizer with Hyaluronic Acid+Aloe Vera
Moisturizer · Lists fragrance, fragrance allergens
AmLactin
Intensive Healing Cream with 15% Lactic Acid AHA
Exfoliant · Lists silicones, coconut derivatives
Murad
Lipid-Enriched Double Cleansing Balm
Cleanser · Lists fragrance, essential oils, coconut derivatives
Patrick Ta
Major Glow Lip Shine
Lip · Lists fragrance, fragrance allergens, essential oils
Caudalie
Oil-Control Moisturizer for Acne Prone Skin
Moisturizer · Lists fragrance allergens, drying alcohol, essential oils, coconut derivatives
Buttah Skin
Oil-Free Hyaluronic Gel-Cream Moisturizer
Moisturizer · Lists exfoliating acid, silicones, salicylic acid
bareMinerals
ORIGINAL Liquid Mineral Concealer
Concealer · None of Poliage’s flag groups listed
Supergoop
Play Everyday Lotion SPF 50 with Sunflower Extract
Lists essential oils, chemical UV filters
Merit
Signature Lipstick
Lip · Lists fragrance
Jeffree Star Cosmetics
The Gloss
Lip · None of Poliage’s flag groups listed
Essence
Tinted kiss
None of Poliage’s flag groups listed
Lisa Eldridge
Velatura Balm Dewy Lip and Cheek Stick
Blush · None of Poliage’s flag groups listed
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