Carrageenan’s role in gut health raises new red flags

A new study links carrageenan, a common food additive, to gut inflammation and metabolic problems, heightening risks for type 2 diabetes and chronic disease.

Pamela Ferdinand reports for U.S. Right to Know.


In short:

  • Carrageenan, found in ultra-processed foods, may damage the gut lining and increase "leaky gut," allowing toxins to enter the bloodstream and raising the risk of inflammatory diseases like Crohn's.
  • Research on young, healthy men revealed that moderate carrageenan intake triggers gut inflammation, especially in individuals with higher BMI, impairing insulin sensitivity and sugar metabolism.
  • Scientists emphasize caution with carrageenan-containing foods, particularly for those predisposed to diabetes or metabolic conditions.

Key quote:

"Our study indicates that even short-term, moderately increased intake of carrageenan may have pro-inflammatory effects in the gut, especially in those with higher BMI."

— Dr. Robert Wagner, German Diabetes Center

Why this matters:

While the FDA deems carrageenan safe, this research could drive a much-needed rethink about what’s lurking in our food. With chronic diseases on the rise, this study calls out the hidden dangers of food additives and the importance of reducing ultra-processed foods to protect gut health and prevent metabolic disorders. Read more: How the FDA ignores the law when approving new chemical additives to food.

About the author(s):

EHN Curators
EHN Curators
Articles curated and summarized by the Environmental Health News' curation team. Some AI-based tools helped produce this text, with human oversight, fact checking and editing.

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