Learn Glossary nutrient mineral

Kelp

Level 3ContestedIn Winter's Dictionary

Kelp is a nutrient mineral — Seasoning, flavoring, iodine source for dietary foods

Also: Macrocystis pyrifera

What it does

Seasoning, flavoring, iodine source for dietary foods

Where you'll see it

Dietary foods, seasoning

What the research says

FDA reported high levels of arsenic found in people who eat a lot of kelp.

Regulatory status

  • US FDA: GRAS

Sources

  • A Consumer's Dictionary of Food Additives (Winter): high levels of arsenic have been found in people who eat a lot of kelp as a vegetable