Does Seaweed Have Iodine?

Seaweed (such as kelp, nori, kombu, and wakame) is one of the best food sources of iodine [5]. Other good sources include fish and other seafood, as well as eggs (see Table 2). Iodine is also present in human breast milk [2,5] and infant formulas [8]. Dairy products contain iodine.

Does dried seaweed have iodine?

Seaweed has the unique ability to absorb concentrated amounts of iodine from the ocean ( 6 ). Its iodine content varies greatly depending on the type, where it was grown and how it was processed. In fact, one dried sheet of seaweed can contain 11–1,989% of the RDI ( 7 ).

Can I get enough iodine from seaweed?

Summary Seaweed is an excellent source of iodine. However, the amount it contains depends on the species. Kombu kelp offers the highest amount of iodine, with some varieties containing nearly 2,000% of the daily value in one gram.