In this Article
- What other names is Bladderwrack known by?
- What is Bladderwrack?
- How does Bladderwrack work?
- Are there safety concerns?
- Are there any interactions with medications?
- Dosing considerations for Bladderwrack.
Like other sea plants, bladderwrack can concentrate toxic heavy metals, such as arsenic, from the water in which it lives.
Special Precautions & Warnings:Pregnancy and breast-feeding: Bladderwrack is LIKELY UNSAFE during pregnancy and breast-feeding. Don't use it.
Bleeding disorders: Bladderwrack might slow blood clotting. In theory, bladderwrack might increase the risk of bruising or bleeding in people with bleeding disorders.
Infertility: Preliminary research suggests that taking bladderwrack might make it harder for women to get pregnant.
Iodine allergy: Bladderwrack contains significant amounts of iodine, which could cause an allergic reaction in sensitive people. Don't use it.
Surgery: Bladderwrack might slow blood clotting. There is a concern that it might cause extra bleeding during and after surgery. Stop taking bladderwrack at least 2 weeks before surgery.
Thyroid problems known as hyperthyroidism (too much thyroid hormone), or hypothyroidism (too little thyroid hormone): Bladderwrack contains significant amounts of iodine, which might make hyperthyroidism and hypothyroidism worse. Don't use it.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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