Alga

Last updated on: 03.08.2023

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Definition
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There are the most different algae:

Bladderwrack - Fucus vesiculosus L.; Saw-wrack - Fucus serratus L.; Knot-wrack - Ascophyllum nodosum Le Jol.; Strap-wrack - Fucus elongatus L.

The salt of alginic acid obtained from various brown algae, alginates, are used both in the food industry as thickeners, gel formers, emulsion stabilizers and in medicine protective colloids.

Phytotherapeutically, the dried algal body (thallus) is used. It seems important that seaweed may contain iodine in varying concentrations, as well as arsenic and lead, cadmium, mercury, among other ingredients.

HMPC monograph: Traditional-use: during a calorie-reduced diet for weight reductionESCOP
: not processedCommission
E: negative decision, in the absence of evidence of efficacy, from a dosage > 150 µg iodine / day triggering or aggravation of hyperthyroidism.

Furthermore, brown algae are used for hyperthyroidism, obesity, arteriosclerosis, constipation and rheumatism. Also as an additive to toothpastes, hair tonics, moisturizing face creams and peeling masks. Furthermore, additive to fruit juice drinks, but also as cattle feed, fertilizers, sprays, as well as for the extraction of iodine; see also negative adoption Commission E.

General information
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Not suitable for children and adolescents under 18 years, not during pregnancy and lactation.

Caution in case of allergy to any of the ingredients

Note(s)
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If necessary, impairment of thyroid replacement therapy due to iodine content.

Literature
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  1. https://www.ema.europa.eu/en/documents/herbal-monograph/final-community-herbal-monograph-fucus-vesiculosus-l-thallus_en.pdf
  2. https://arzneipflanzenlexikon.info/tang---algae.php
  3. https://www.heilpflanzen.online/pflanzenportraits/blasentang/
  4. Miller LG (1998) Herbal medicinals: selected clinical considerations focusing on known or potential drug-herb interactions. Arch Intern Med. 9;158(20):2200-2211. doi: 10.1001/archinte.158.20.2200. PMID: 9818800.

Incoming links (3)

Bladderwrack; Obesity; Riementang;

Outgoing links (2)

Commission E; HMPC monographs;

Last updated on: 03.08.2023