Licorice raises blood pressure, opposing medication
Glycyrrhizin in licorice causes sodium retention and potassium loss (pseudoaldosteronism), raising blood pressure. Can counteract all BP medications. As little as 50g/day of licorice candy (if containing real licorice root) can cause hypertension.
Avoid licorice supplements and excessive licorice candy on BP medications.
Effect persists 2 weeks after stopping licorice
Licorice raises blood pressure, opposing medication. Avoid licorice supplements and excessive licorice candy on BP medications.
Effect persists 2 weeks after stopping licorice
This interaction is rated “Warning” by Formulate. Glycyrrhizin in licorice causes sodium retention and potassium loss (pseudoaldosteronism), raising blood pressure. Can counteract all BP medications. As little as 50g/day of licorice candy (if containing real licorice root) can cause hypertension.
Other interactions to know
Hawthorn adds to BP lowering effect
CoQ10 may enhance BP medication effects
Check your full stack in the free interaction checker.
The free checker lets you add any combination of supplements and medications at once. The free web app goes further — every stack change surfaces interaction alerts automatically.
Paste in everything you take — supplements and medications — and every pairing gets flagged for severity, timing and cited evidence.
Check my stack2 questions · free · no account needed to start
Also on iPhone — get the free app
We send a short digest when new guides drop — nothing else. No affiliate pushes, no sponsored content, unsubscribe anytime.
Medical disclaimer. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.
Last medically reviewed: