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Chondrus Crispus Powder

Low concern

Whole Chondrus crispus has been consumed safely for centuries. The derived ingredient carrageenan has been debated for GI effects, but EFSA and JECFA conclude it is safe at typical food use levels.

Found in

6 products

What it is

Dried, milled powder of Irish moss seaweed (Chondrus crispus), source of carrageenan.

Thickening, gelling, and stabilizing agent; used whole as a thickener in plant-based foods.

Why it's flagged

heavy metal accumulation potential
carrageenan-related GI sensitivity in some individuals

What regulators actually say

"Carrageenan is the hydrocolloid obtained from members of the Class Rhodophyceae (red seaweed) including Chondrus crispus."

21 CFR 172.620 — ecfr.gov

Regulatory status

United States — FDA

Carrageenan from Chondrus crispus is permitted under 21 CFR 172.620.

European Union — EFSA

Carrageenan (E407) authorized; EFSA 2018 re-evaluation confirms safe use.

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