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evidence · mechanism · dose
Supplements/Herb

Cinnamon Cassia

Cinnamomum cassia for glucose control.

Overview

Cinnamomum cassia for glucose control.

Natural sources
    Common forms

      Mechanism of action

      MHCP enhances insulin receptor autophosphorylation.

      Pathways

        Effects on the body

        Organ system effects

        Evidence-based benefits

        Lowers fasting glucose

        Moderate evidence

        Potential side effects

        Common
        • · Coumarin liver toxicity at high doses
        Rare
          Serious

            Drug interactions

            No notable interactions reported.

            Safety & non-supplemental interactions

            Educational summary — always confirm with your clinician or pharmacist before starting, stopping, or combining with prescription therapy.

            Avoid if you are
            • ·Pregnant or breastfeeding (insufficient safety data)
            • ·Children under 18 (unless directed by a clinician)

            Supplement interactions

            Pairs well with

            None listed.

            Avoid combining with

            No specific avoidances listed.

            Dosing & bioavailability

            Typical dose
            1–6 g daily

            Where to buy

            Affiliate-style search links to reputable retailers. We don't endorse specific brands — verify third-party testing (USP, NSF, Informed Sport) before purchase.

            Herb
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            Amazon
            Wide selection · fast shipping
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            iHerb
            Global delivery · curated brands
            Herb
            Cinnamon Cas…
            Thorne
            Practitioner-grade · NSF tested

            Scientific evidence (8)

            Meta-analysisAnn Fam Med · 2013

            Cinnamon meta-analysis

            Allen RW, et al.

            10 RCTs

            Key findings

            Reduced fasting glucose by 24 mg/dL.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cinnamon Cassia — Lowers fasting glucose

            Live PubMed search

            Live results for "Cinnamon Cassia Lowers fasting glucose" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Cinnamon Cassia and "Lowers fasting glucose". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cinnamon Cassia — randomized controlled trial

            Live PubMed search

            Live results for "Cinnamon Cassia randomized controlled trial" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Cinnamon Cassia and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cinnamon Cassia — meta-analysis

            Live PubMed search

            Live results for "Cinnamon Cassia meta-analysis" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Cinnamon Cassia and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cinnamon Cassia — pharmacokinetics

            Live PubMed search

            Live results for "Cinnamon Cassia pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Cinnamon Cassia and "pharmacokinetics". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cinnamon Cassia — safety adverse events

            Live PubMed search

            Live results for "Cinnamon Cassia safety adverse events" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Cinnamon Cassia and "safety adverse events". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cinnamon Cassia — dose response

            Live PubMed search

            Live results for "Cinnamon Cassia dose response" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Cinnamon Cassia and "dose response". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewGoogle Scholar · 1970

            Google Scholar: Cinnamon Cassia — clinical evidence

            Live Scholar search

            Cross-database citation index for Cinnamon Cassia as it relates to "clinical evidence".

            Key findings

            Includes preprints, theses, and journal articles. Useful for tracking citation counts and follow-on work.

            Open study
            Educational use only. This profile is not medical advice. Consult a qualified healthcare professional before starting any supplement, especially if you take prescription medication or have a chronic condition.