I Built a Free Supplement Interaction Database with 590+ Drug-Herb Combinations

Last year, my mother started taking St. John's Wort for mild depression. She was also on blood pressure medication. Nobody told her those two interact — St. John's Wort can reduce the effectiveness of certain antihypertensives through CYP3A4 enzyme induction. That scared me enough to build something about it. The Problem Herb-drug interactions are a real clinical concern that most people never think about. According to a 2019 systematic review in the British Journal of Clinical Pharmacology , approximately 1 in 3 adults in the US and Europe uses herbal supplements regularly, and up to 70% never tell their doctor. The information exists — scattered across PubMed, FDA safety alerts, and pharmacology textbooks. But it's not accessible to the average person taking turmeric with their statins or ginkgo biloba with their blood thinners. Existing tools either: Require a medical professional login Cover prescription-to-prescription only (no herbs) Are behind paywalls Have terrible UX What I Bu