Bladderwrack
(Fucus vesiculosis)

DESCRIPTION

Also known as black tang, rockweed, and sea wrack, bladderwrack is native to the Atlantic coast, North Sea, and Baltic Sea. A type of brown seaweed, it attaches to rocks found in tidal regions. Bladderwrack is part of the Kelp family, so it possesses some similar properties as Kelp and algin. Bladderwrack has been used to treat Arteriosclerosis and Iodine -deficiency ailments.

HERBAL USES

Bladderwrack is described as an alterative, a hypotensive, and a stimulant. In homeopathy, the plant is used to treat Obesity, scrofulosis, Arteriosclerosis, and hyperthyroidism (1). Bladderwrack was also shown to have antimitotic, antibacterial, and antifungal properties.

SUGGESTED INTAKES

Part of the plant used: WHOLE PLANT.

The optimal and recommended dosage of bladderwrack is unknown.

SUPPLEMENTAL USES

Iodine -deficiency disorders:
Bladderwrack has been used to treat such disorders as goitre and Obesity.

Atherosclerosis:
Due to its hypotensive properties, bladderwrack has been considered effective for the treatment of Atherosclerosis.

SAFETY AND PRECAUTIONS

Little information is available on the safety of bladderwrack. doSage s exceeding 150 µg daily may lead to hyperthyroidism, according to the German Commission E.

INTERACTIONS AND CONTRA-INDICATIONS

Bladderwrack may interact with anticoagulants such as warfarin, alkaloids, dopamine receptor agonists, and anorectic drugs such as fenfluramine. Avoid use with methotrimeprazine, a CNS depressant analgesic, and procarbazine antineoplastic drugs.

Excessive amounts of bladderwrack may block digestion and absorption of many drugs and fat-soluble vitamins.

REFERENCES

1. Blumenthal, M (Ed.): The Complete German Commission E Monographs: Therapeutic Guide to Herbal Medicines. American Botanical Council. Austin, TX. 1998.