Bladder wrack has distinctive air-filled bladders, this brown algae is found along rocky coastlines of the North Atlantic. Bladder wrack is a rich source of essential minerals like iodine, calcium, potassium, and magnesium, which support thyroid function and bone health. It also provides vitamins including C, B12, and beta-carotene, contributing to immunity and energy metabolism. Bladder wrack contains natural compounds like fucoidan, which has potential antioxidant and anti-inflammatory properties. It has traditional uses in herbal medicine, particularly for supporting thyroid health and digestion. Bladder wrack is a valuable seaweed for overall well-being.