Bladderwrack is a type of brown seaweed. The name comes from the air pockets in its leaves, which look like small bladders. The air pockets help the seaweed float. Bladderwrack grows in the ocean, near the northern coasts of the United States, on both the Pacific and Atlantic sides.

How do you know if you have bladderwrack?

Bladder wrack is an olive-brown 'wrack' seaweed. It can be recognised by its strap-like, branching fronds that have air-filled 'bladders' along their length (often appearing in pairs either side of the pronounced mid-rib). The edges are not serrated.

What does bladderwrack do to the body?

Bladderwrack is a demulcent herb, meaning it seems to work by decreasing inflammation and forming a barrier against irritants such as stomach acid. More. Demulcents herbs may be used to treat indigestion and heartburn.