Outcome
    Limited

    Curcumin for Platelet Aggregation Reduction

    Curcumin has mild antiplatelet activity in vitro that matters mostly as a perioperative and drug-interaction caution.

    Overview

    Curcumin has mild antiplatelet activity in vitro that matters mostly as a perioperative and drug-interaction caution.

    Verdict

    Insufficient evidence

    How It Works

    Inhibits thromboxane synthesis and platelet activation pathways in laboratory models.

    Dosing & Protocol

    Typical dose

    Recommended dose
    No established dose — evidence is insufficient. In vitro and small human work used 500-4000 mg/day with inconsistent platelet effects.
    Expected timeframe
    Not established

    Protocol

    dose
    Not established
    form
    Curcumin (studied as plain and enhanced extracts)
    steps
    Evidence is insufficient: antiplatelet activity is clear in the test tube but human studies at 500-4000 mg/day have not shown consistent, clinically meaningful platelet inhibition,Never use curcumin as a substitute for prescribed aspirin, clopidogrel or an anticoagulant,The practical significance runs the other way: treat curcumin as a possible additive bleeding risk rather than a therapy,Stop curcumin at least 2 weeks before any surgery or dental extraction and tell your surgeon
    timing
    n/a
    duration
    n/a

    Evidence

    What the studies say

    Human data is largely limited to inflammatory markers rather than platelet function endpoints. Case reports describe raised INR when combined with warfarin.

    No studies are yet linked to both Curcumin and Platelet Aggregation Reduction.

    Safety

    Caveats

    Insufficient evidence as a therapy, but a real safety consideration: additive bleeding risk with warfarin, DOACs, aspirin, clopidogrel, NSAIDs, fish oil and ginkgo. Stop before surgery. Avoid with bleeding disorders and in pregnancy at therapeutic doses.

    Less likely to help if

    Not applicable — no reliable therapeutic effect has been demonstrated.

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