Shiitake

Origin of Ingredient

East Asia

History of Ingredient

Shiitake has a history as a food or traditional botanical associated with East Asia. Modern nutraceutical use has shifted toward powders and standardised extracts for more consistent dosing; traditional use alone is not proof of efficacy.

Scientific Makeup of Ingredient

beta-glucans such as lentinan, ergosterol and other polysaccharides

UK Legal Claim

No specific authorised GB/EU health claim identified in this review for the ingredient as named. Do not convert scientific evidence into a consumer health claim unless the exact substance/claim is authorised or a valid transitional/on-hold botanical position applies. Conditions: Verify exact substance, dose, target population, food category and wording in the current register before use.

EU Legal Claim

No specific authorised GB/EU health claim identified in this review for the ingredient as named. Do not convert scientific evidence into a consumer health claim unless the exact substance/claim is authorised or a valid transitional/on-hold botanical position applies. Conditions: Verify exact substance, dose, target population, food category and wording in the current register before use.

US Legal Claim

FDA does not pre-approve ordinary dietary-supplement structure/function claims. Example for regulatory review only (NOT FDA-approved wording): “Supports normal immune function.” The marketer must hold substantiation, avoid disease claims, use the DSHEA disclaimer and notify FDA within 30 days after first marketing.

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August 24, 2024

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