Check before you startThis one has documented interactions with medication classes where the consequences are serious. If you take any prescription medicine, run it past a pharmacist before starting.
How long to take it
Ongoing use is common; stop before surgery.
Who it's actually for
People working on blood pressure alongside other measures.
Safe upper limit
UnverifiedNo formal limit; 600–1,200 mg daily in trials
Meaningful antiplatelet effect at supplement doses.
No source attached yet. Treat this as a starting point, not a citation, until reviewed.
Interactions to know about
- Blood thinners / antiplatelets — Warfarin, apixaban, rivaroxaban, clopidogrel, aspirin
- Blood pressure medication — Beta blockers, calcium channel blockers, ACE inhibitors
- HIV antiretrovirals — Protease inhibitors, NNRTIs, integrase inhibitors
Other supplements:
Run your full list through the interaction check.
Practical notes
- Stop 7–10 days before any surgery or dental extraction.
- Reduces the effectiveness of some HIV medications.