| Factor | Carrageenan | Monosodium Glutamate (MSG) |
|---|---|---|
| E-Number | E407 | E621 |
| Category | Thickener/Stabilizer | Flavor |
| Severity | Moderate Risk (6/10) | Moderate Risk (6/10) |
| FDA Status | FDA-approved as a food additive (21 CFR 172.620). GRAS for use in infant formula (21 CFR 172.626). FDA distinguishes bet… | FDA classifies MSG as GRAS. FDA requires MSG to be declared on the label when added as an ingredient. FDA commissioned a… |
| EFSA Status | EFSA re-evaluated in 2018 and maintained approval. However, EFSA recommended that carrageenan (E 407) be excluded from i… | EFSA re-evaluated in 2017 and established a group ADI of 30 mg/kg body weight/day for glutamic acid and its salts (E 620… |
| Banned In | — | — |
| Products Found | 24 | 7 |
Both Carrageenan and Monosodium Glutamate (MSG) have the same severity score (6/10). Neither is clearly worse than the other based on current data.
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CheckIt AI. (2026). "Carrageenan vs Monosodium Glutamate (MSG) — Which Is Worse? | CheckIt AI". Climaverse PBC. Retrieved from https://getcheck.it/ingredients/carrageenan-vs-monosodium-glutamate"Carrageenan vs Monosodium Glutamate (MSG) — Which Is Worse? | CheckIt AI." CheckIt AI, Climaverse PBC, 2026-03-05. https://getcheck.it/ingredients/carrageenan-vs-monosodium-glutamate.<a href="https://getcheck.it/ingredients/carrageenan-vs-monosodium-glutamate">Carrageenan vs Monosodium Glutamate (MSG) — Which Is Worse? | CheckIt AI — CheckIt AI</a>@misc{checkit2026ingredientscarrageenanvsmonosodiumglutamate,
title = {Carrageenan vs Monosodium Glutamate (MSG) — Which Is Worse? | CheckIt AI},
author = {CheckIt AI},
year = {2026},
publisher = {Climaverse PBC},
url = {https://getcheck.it/ingredients/carrageenan-vs-monosodium-glutamate},
note = {Retrieved 2026-03-05}
}