Allantoin Galacturonic Acid
AKA: 5119-24-4, Monogalactopyranuronate, Allantoin galacturonic acid [INCI], (2, 5-dioxoimidazolidin-4-yl)urea;(2S, 3R, 4S, 5R)-3, 4, 5, 6-tetrahydroxyoxane-2-carboxylic acid
Synthetic
Soothing
Skin Conditioner
Barrier Support
Wound Healer
Acid
Not Clean
Urea, (2,5-dioxo-4-imidazolydinyl)-, compound with galacturonic acid
Formula
C10H16N4O10
Mol. Weight
352.26
CAS #
5119-24-4
Form
Liquid
State
Solid
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.
Skin Protecting
Helps rebuild and strengthen your skin barrier — the invisible shield that keeps moisture in and irritants out. Essential after over-exfoliating or harsh weather.
Soothing
Calms redness, irritation, and inflammation. Your skin's chill pill — great for sensitive, reactive, or post-procedure skin.
Nourishing
Protecting
Traditional Use
A modern formulation combining allantoin (from traditional comfrey use for wound healing) with galacturonic acid (derived from plant cell walls). Created to enhance skin conditioning and anti-inflammatory benefits in contemporary skincare.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not an Irritant
medical-approval
all-shades-safe
Concentration Guide
2%
0%3%
Reg. Limit
FDA OTC limit: 2% (Skin Protectant). Source: FDA OTC Monograph, 21 CFR 347.10.
Regulatory Agencies
Skin Types
●all-skin-types
Best For
Irritation
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR