Glycol

1-2 Pentanediol

Humectant, Solvent, Preservative Booster, Antimicrobial
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Humectant, Solvent, Preservative Booster, Antimicrobial

Purpose

Function

Humectant, Solvent, Preservative Booster, Antimicrobial
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
GOOD
US
Permitted
Absorptionmoderate
Sensitizationlow
MoSadequate
NOAEL500 mg/kg
ConcernLow
Verdict

Multifunctional glycol acting as humectant, solvent, and broad-spectrum preservative booster; rare contact allergy cases reported; well-tolerated at 1–5%

US Note

CIR assessed 1,2-glycols as safe; very high oral LD50 in rats (12,700 mg/kg); isolated contact dermatitis case reports at higher concentrations; typical use 1–5%

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

Category
Glycol
Updated
Apr 23, 2026

No registry identifiers available for this ingredient.