An ester of plant sterols and isostearic acid, listed as a hair- and skin-conditioning ingredient.
What it is
Phytosteryl isostearate is the ester of phytosterols, sterols of plant origin, with isostearic acid (16-methylheptadecanoic acid), a branched 18-carbon fatty acid. CosIng lists it as a hair-conditioning and skin-conditioning ingredient.
Where it is used
Appears on the ingredient lists of a small number of products.
Limits of interpretation
The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.
The INCI name does not show which plant sterols are present or in what proportions.
Functions
- Hair conditioning
- Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
- Skin conditioning
- Maintaining the skin in good condition.
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.
Products with this ingredient (7)
- Mini Dark Spot Correcting Radiance Recovery Serum: Travel-sized Dark Spot Serum · Charlotte Tilbury
- Dark Spot Correcting Radiance Recovery Serum: Dark Spot Serum For Face, Hands + Eye Area · Charlotte Tilbury
- Threads of Time Flex It Up Loose Powder 03 · KIKO Milano
- Threads of Time Flex It Up Loose Powder 02 · KIKO Milano
- Hug Couture Flex It Up Loose Powder 03 · KIKO Milano
- Hug Couture Flex It Up Loose Powder 02 · KIKO Milano
- Age Renew Retinol Overnight Body & Face Lotion · gold bond

