page_title: Seaweed
section_title: Medicine
hierarchical_section_title: Seaweed / Uses / Medicine
caption_attribution_description: English: Seeweed covered rocks. (Fucus, Porphyra)
context_page_description: Seaweed is a term used for several kinds of algae that live in the ocean. Red algae, Green algae and Brown algae are commonly considered to be seaweed. Seaweed gets its energy from photosynthesis just as plants do.
context_section_description: Seaweed is a source of iodine, necessary for thyroid function and to prevent goitre.
  Seaweed extract is used in some diet pills. Other seaweed pills exploit the same effect as gastric banding, expanding in the stomach to make the body feel more full.
caption: Seaweed-covered rocks in the United Kingdom
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