PG (PROPYLENE GLYCOL)

INCI

Propylene Glycol

ABOUT

Propylene Glycol (PG) is a colorless, hygroscopic, water-soluble liquid widely used in cosmetics, personal care, and pharmaceutical formulations.
It functions as a humectant, solvent, viscosity regulator, and skin-conditioning agent, helping active ingredients penetrate the skin while maintaining product stability and texture.

Appearance

Clear, colorless liquid

Odor

Odorless to slightly sweet

Solubility

• Completely water-soluble

• Soluble in alcohols and glycols

Function

• Humectant & moisture binder

• Solvent for active ingredients

• Viscosity modifier & texture enhancer

• Skin-conditioning agent

• Carrier for actives in serums, creams, and gels

Benefits

• Improves skin hydration and softens skin

• Enhances penetration of active ingredients

• Stabilizes emulsions and formulations

• Non-irritating at cosmetic concentrations

• Improves spreadability of creams and gels

• Enhances longevity of fragrances and actives

Applications

• Lotions, creams, and serums

• Hair conditioners & shampoos

• Cleansing gels & toners

• Sunscreens & SPF formulations

• Fragrance solubilization

• Lipsticks and makeup bases

Usage Guideline

• Dosage: 1–10% (typical; can go higher in some formulations)

• Phase: Water phase

• Temperature: Stable under normal formulation conditions

• pH Range: 3–8

Technical Data

• Form: Liquid

• Viscosity: Low

• Boiling Point: 188–189°C

• Freezing Point: −59°C

• Compatibility: Water, glycols, alcohols, and most cosmetic ingredients

• Shelf Life: 24 months

Ribbon (Two Words)

Hydration Carrier

Availability Note

✅ Available in bulk quantities
📩 TDS, MSDS & COA available on request