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Klp3.0
Kelp – Forschung
Überwiegend Mechanismus / Beobachtung
19 begutachtete Studien
Was die Evidenz sagt
Überwiegend Mechanismus / Beobachtung
Die meisten Studien zu Kelp sind mechanistisch oder beobachtend statt RCTs, die einen klinischen Effekt messen — betrachte die Ergebnisse als vorläufig.
Die meiste Evidenz stammt aus hochwertigen randomisierten Studien, veröffentlicht 2003–2026 mit einer typischen Studiengröße von 1 Teilnehmenden.
Basierend auf 19 Studien · 12 RCTs · 46 Teilnehmende insgesamt
Konfidenz
Mittlere Konfidenz
Nach Outcome
Glucose & metabolicLiefert Jod, das für die Synthese von Schilddrüsenhormonen benötigt wird — jedoch nur bei Jodmangel relevant, und die Dosis ist unvorhersehbar · Unbekannt
Zu wenige bewertete Studien2 Studien
Aktives Forschungsgebiet
6 Studien in den letzten 5 Jahren
200320142026
1Systematische Übersicht2022
Lee IS, Ko SJ, Lee YN, Lee G, Rahman H, Kim B · Nutrients (2022)
Einfach gesagt: Population-based solutions would correct iodine status efficiently and align the UK with other high-income countries.
Taylor PN, Prentice M, Bath S, Combet E, Schoenmakers N, Smith VE, Gibb FW, Zammitt N, Okosieme O, Boelaert K, Lazarus J, Vanderpump M. · Clinical endocrinology (2026)
Endocrinologists now face a dual challenge: widespread under-recognition of population iodine insufficiency and a growing minority of patients presenting with iodine-induced thyroid dysfunction.
This review summarises current UK iodine status, the physiological and clinical relevance of iodine to thyroid and neurodevelopmental health, modern dietary risk factors and the clinical approach to those influenced by online misinformation.
Routine dietary counselling and public health fortification represent cost-effective interventions to prevent both extremes.
Einfach gesagt: This review comprehensively examines current advancements in fucoidan extraction and purification techniques, discusses its structural characterization, and synthesizes recent findings on its multifaceted biological activities to explore its potential and significance in human health.
Wan H, Zhang YX, Gao ZC, Shan GY, Liu F, Li HJ. · International journal of biological macromolecules (2025)
Laminaria japonica (L. japonica), a widely cultivated marine macroalga, has gained substantial attention in human nutrition due to its rich composition of carbohydrates, essential minerals, and vitamins.
Despite these recognized benefits, systematic reviews addressing the extraction and purification methodologies, structural elucidation, compositional analysis, and associated bioactivities of L. japonica-derived fucoidan remain limited.
Einfach gesagt: This study found excessive iodine status in macroalgae consumers, and consumers should be made aware of the risk associated with including seaweed in their diet.
Aakre I, Tveito Evensen L, Kjellevold M, et al. · Nutrients (2020)
Median urinary iodine concentration was 1200 ug/L — far above the adequate range, indicating excessive iodine exposure
Seaweed was the major contributor to iodine intake among consumers
TSH levels, while within reference range, were higher than in comparable population groups
Einfach gesagt: Eight of nine randomly obtained commercial kelp samples showed arsenic above the FDA tolerance level, and a patient's symptoms resolved after discontinuing her kelp supplement.
Amster E, Tiwary A, Schenker MB. · Environ Health Perspect (2007)
A woman with alopecia, memory loss and fatigue had elevated urinary arsenic; her kelp supplement contained 8.5 mg/kg arsenic
Symptoms resolved within weeks of stopping the supplement
8 of 9 randomly sampled commercial kelp products exceeded FDA arsenic tolerance levels
Einfach gesagt: Physicians should advise patients with underlying thyroid disease to avoid all complementary or alternative medications containing iodine.
Müssig K, Thamer C, Bares R, Lipp HP, Häring HU, Gallwitz B. · J Gen Intern Med (2006)
A 39-year-old woman with multinodular goiter developed iodine-induced hyperthyroidism after 4 weeks of kelp-containing tea
Thyrotoxicosis resolved after stopping the kelp and starting antithyroid therapy
Demonstrates real thyroid risk of kelp iodine in susceptible people