Trisodium Inositol Triphosphate
AKA “Inositol Triphosphate, IP3
Skin Conditioning
Ingredient Facts
Trisodium inositol triphosphate
AKA: IP3
Skin Conditioning · Skin Conditioning · EWG: 1
Synthetic
Skin Conditioner
Clean
Trisodium Inositol Triphosphate
CAS #
34367-89-0; 83-86-3; 59-56-3
Form
Powder
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A modern synthetic ingredient with no traditional use history. Developed for contemporary skincare formulations as a humectant and skin-conditioning agent.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Phototoxicity Concern
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR