Appearance: Fine Brown powder Botanical Name: Fucus vesiculosus L. Synonyms: Black-tang, bladder, bladder fucus, bladderwrack, Blasen-tang, brown algae, common seawrack, cut weed, Dyers fucus, edible seaweed, fucoidan, fucoxantin, Fucus, green algae, Hai-ts'ao, kelp, kelpware, knotted wrack, Meereiche, Quercus marina, popping wrack, red algae, red fucus, rockrack, rockweed, schweintang, sea kelp, sea oak, seetang, seaware, seaweed, sea wrack, swine tang, tang, Varech vesiculeux, vraic, wrack. Plant Part Used: Stem Specifications: 5:1 Description: Bladderwrack is a type of brown algae (seaweed) that grows on the northern Atlantic and Pacific coasts of the United States and on the northern Atlantic coast and Baltic coast of Europe. The main stem of bladderwrack, known as the thallus, is used medicinally. The thallus has tough, air-filled pods or bladders to help the algae float thus the name bladderwrack Actions : As herbal medicine, seaweed is has been used for traditional cosmetics, treatments for cough, asthma, hemorrhoid, boils, goiters, stomach ailments, urinary diseases, reducing the incidence of tumors, ulcers and headaches. Packing: 25kg/paper drum, Two sealed plastic-bags inside.