These days, the primary use of sea moss is as a source of vitamins and minerals to improve general health. It is most frequently found as a supplement. It can be purchased in raw form from some supplement companies, as a powder or gel, or as gummies or oral capsules. Sea moss is also offered by companies in supplements that also contain bladderwrack, burdock root, and turmeric. The combination is said to improve thyroid, digestive, immune system, and joint health.

The use of sea moss as a food thickening agent dates back many yearsTrusted Source. Carrageenan, a thickening agent used in foods like ice cream, cottage cheese, nondairy milk, and even baby formula, can only be found naturally in this source.