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Ingredient · Emulsifier

Carrageenan

Mixed · 4/10, higher is cleaner

E-number E407

How we reached this

Inflammatory effects in animal models (Tobacman); food-grade vs degraded carrageenan distinction contested. National Organic Standards Board recommended removal from organic (2016) — overruled by USDA.

Sources · 2

Regulatory position

European UnionPermitted (E407 / E407a)
United StatesGRAS / Permitted (21 CFR 172.620)
NotesNational Organic Standards Board recommended removal from organic (2016); USDA overruled. Degraded vs food-grade distinction contested in animal-model studies. | National Organic Standards Board recommended removal from organic (2016); USDA overruled. Degraded vs food-grade distinction contested in animal-model studies.

Also listed as

E407Irish moss extract

Products containing this · 8

About this rating

Ratings run 1–10, higher is cleaner, and are set editorially against the sources above — see the methodology page for how an ingredient rating becomes part of a product score. Last reviewed 2026-05-23.