Kelp

Also known as: Nereocystis, Bull kelp, Macrocystis, Giant kelp, Laminaria

Kelp is a type of large, brown seaweed that grows in underwater forests in shallow ocean waters. It is often harvested as a dietary supplement due to its rich nutritional profile. Kelp is particularly valued for its high iodine content, which is essential for thyroid health. The thyroid gland uses iodine to produce hormones that regulate metabolism, growth, and energy production. Adequate iodine intake is crucial for preventing thyroid disorders such as goiter and hypothyroidism. Besides iodine, kelp is also a good source of vitamins and minerals, including vitamin K, vitamin A, calcium, magne...

Potential Side Effects

Side effects score: 4; Kelp is a type of seaweed often used as a dietary supplement due to its high iodine content, which can support thyroid health. However, consuming too much kelp can lead to excessive iodine intake, potentially causing thyroid dysfunction, such as hyperthyroidism or hypothyroidism. Some people may also experience mild side effects like stomach upset or nausea. Additionally, ke