The American diet does not supply adequate minerals for proper human health. Seaweeds contain high concentrations and many minerals, including potassium, calcium iodine, magnesium, iron, zinc, phosphorus, and others. Some seaweed products are excellent sources of iodine, which is required to synthesize thyroid hormones in the human body.
The international journal Food Science and Human Wellness documents the known health benefits of seaweed supplements. The authors note several studies demonstrate that seaweed supplementation alongside a regular diet has health benefits. Some of the documentation in this journal includes:
Minimized risk of breast cancer in women
Improves digestive health
Reduce blood glucose levels and decrease the risk of diabetes
Fights obesity (mice studies)
There are many different types of seaweed foods and extracts. It is best to use a blend of them in supplements as seaweeds contain various nutrients and phytonutrients used by the many systems of the body.