---
title: Glycerol Mono Stearate
date: 2025-03-05T12:24:38Z
modified: 2026-09-15T04:20:15Z
permalink: "https://allanchem.com/glycerol-mono-stearate/"
type: page
status: publish
excerpt: ""
wpid: 4624
timestamp: 2026-09-15T04:20:15Z
tags: []
---

##### CAS Number

31566-31-1















##### Grade

FCC, Kosher















##### Packaging

Bag







































**Chemical Formula:** C₂₁H₄₂O₄
**Glycerol Mono Stearate (GMS)** is a non-ionic emulsifier derived from glycerin and stearic acid. It appears as a white, odorless, and tasteless powder or flake and is valued for its ability to stabilize emulsions and improve product texture. GMS is commonly used in food, pharmaceutical, cosmetic, and plastic processing applications due to its emulsifying, thickening, and anti-caking properties.
**Appearance:**
White to off-white waxy flakes or powder
**Uses:**
**Food & Beverage Industry:**
Widely used as an emulsifier, anti-staling agent, and thickener in baked goods, ice cream, dairy products, and sauces. Helps maintain product consistency, shelf life, and mouthfeel.
**Pharmaceutical Applications:**
Serves as a base or excipient in creams, ointments, and suppositories. It enhances the stability and delivery of active ingredients in both topical and oral formulations.
**Cosmetics & Personal Care:**
Acts as a co-emulsifier and thickener in lotions, creams, and hair products. Improves the spreadability, appearance, and stability of formulations.
**Industrial Applications:**
Used in the manufacture of plastic films and molded plastics as a lubricant and antistatic agent. Also serves in PVC processing to enhance product flexibility and flow.
**Other Applications:**
Found in packaging materials, coatings, and lubricants where emulsifying and stabilizing performance is needed.







































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