E-Numbers & Additives

What is E431? Complete guide to understanding E431 (Polyoxyethylene Stearate) in your food The Quick Answer E431 is polyoxyethylene (40) stearate, a synthetic non-ionic emulsifier combining polyethylene glycol with stearic…

The Quick Answer E407 is carrageenan—a thickening and gelling agent extracted from red seaweed (Irish Moss). It's used in thousands of processed foods to create smooth, stable textures. While FDA…

The Quick Answer E406 is agar agar—a natural gelling agent and thickener extracted from red seaweed (specifically Gelidium and Gracilaria species). Unlike gelatin, which comes from animal bones and skin,…

The Quick Answer E500 is a family of sodium compounds that function as leavening agents, acidity regulators, and stabilizers in food. The most common form you've heard of is sodium…

The Quick Answer E450 is a group of polyphosphates—also called diphosphates—that function as emulsifiers, stabilizers, and leavening agents in food. Common types include sodium acid pyrophosphate (SAPP), disodium diphosphate, tetrapotassium…

The Quick Answer E471 is an emulsifier also known as mono- and diglycerides of fatty acids, or "partial glycerides." It's used in food to keep oil and water mixed together,…

Complete guide to understanding inosinic acid in your food The Quick Answer E630 is a flavor enhancer also known as inosinic acid or inosine monophosphate (IMP). It's used in food…

What is E411? Complete guide to understanding E411 (Oat Gum) in your food The Quick Answer E411 is oat gum (oat beta-glucan), a natural soluble fiber extracted from oat kernels…