Last reviewed May 2026 · 1 min read
Is Carrageenan (E407) vegan?
Also known as: E407, Irish Moss, Chondrus crispus extract, Eucheuma seaweed extract
E-number: E407
Vegan
Suitable for a vegan diet.
Yes — Carrageenan is derived entirely from seaweed (specifically, species like Chondrus crispus or Irish Moss).
01 · The basics
What is Carrageenan (E407)?
A hydrocolloid extracted from red edible seaweeds, used as a thickening, stabilizing, and gelling agent. It is often used in dairy and meat replacement products to improve texture.
02 · The source
Where it comes from
Carrageenan is derived entirely from seaweed (specifically, species like Chondrus crispus or Irish Moss). The seaweed is harvested, dried, and processed to extract the carrageenan polysaccharide, making it a plant-based, vegan ingredient.
Frequently asked
FAQ
Why is carrageenan used in almond milk?
Carrageenan is added to many non-dairy milks to act as an emulsifier and stabilizer. It prevents the components from separating and keeps the liquid smooth and homogenous, providing a creamier mouthfeel.
Is carrageenan safe to eat?
Food-grade carrageenan is approved by regulatory agencies like the FDA and EFSA and is generally recognized as safe for consumption. Some individuals report digestive sensitivity, and there is scientific debate about its inflammatory potential.
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