Inositol
AKA “an inositol, RefChem:1076961, myo-inositol, Scyllo-inositol, Muco-Inositol, epi-Inositol, Allo-inositol, i-Inositol, 87-89-8”
Humectant
Ingredient Facts
Inositol
AKA: An inositol, RefChem:1076961, Myo-inositol, Scyllo-inositol, Muco-Inositol, Epi-Inositol, Allo-inositol, I-Inositol, 87-89-8
Humectant · Humectant · EWG: 1
Synthetic
Humectant
Skin Conditioner
Hair Care
Clean
cis-1,2,3,5-trans-4,6-Cyclohexanehexol
Formula
C6H12O6
Mol. Weight
180.16
CAS #
87-89-8
Form
Liquid
See origin →
Functions
Antistatic
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
Locks In Moisture
Traditional Use
A naturally occurring compound first isolated from muscle tissue in 1850. Recognized in the 20th century as a B-vitamin component, it was incorporated into skincare products for its hydrating and cell-signaling properties.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Final Report: Safety Assessment of Inositol as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Inositol
European Commission
EU Cosmetic Ingredient Database (CosIng)
Phosphatidylinositol
European Commission
EU Cosmetic Ingredient Database (CosIng)
Trisodium Inositol Triphosphate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Inositol
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Trisodium Inositol Triphosphate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Inositol and acne.
M Pezza, V Carlomagno, G Casucci
Giornale italiano di dermatologia e venereologia : organo ufficiale, Societa italiana di dermatologia e sifilografia, 2015
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR