Bladderwrack
Fucus vesiculosus L.
“The drug is antimicrobial, has a hypoglycemic effect in animal experiments and leads in vitro to hemagglutination of human erythrocytes [mature red blood cells] because of the polyphenolic substances.”
- PDR for Herbal Medicines, 2nd edition
“Bladderwrack... has proved most useful in the treatment of underactive thyroid glands and goitre. Through the regulation of thyroid function there is an improvement in all the associated symptoms. Where obesity is associated with thyroid trouble, this herb may be very helpful in reducing the excess weight.”
- The Complete Illustrated Holistic Herbal
a.k.a.
black-tang, black tany, bladder fucus, cutweed, dyers fucus, kelp, kelpwrack, red fucus, rockweed, rock wrack, sea oak, seawrack