HealthAugust 15, 2026
carrageenan
kuh-RA-guh-nun
Definition
A common food additive derived from red seaweed, used as a thickener, stabilizer, or emulsifier in processed foods, including many protein shakes.
Etymology
Derived from the Irish word 'carraigín', meaning 'little rock', referring to the moss found on rocks where the seaweed grows.
In the news
The article warns that carrageenan is one of the additives found in protein powders that can cause bloating, gas, or digestive discomfort for people with sensitive guts.
Is Protein Powder Bad For Your Long-Term Health?
Read the full article ↗GQ