Remedy · herb
Hibiscus tea
Also: Hibiscus sabdariffa, sour tea, roselle
A tart herbal tea with consistent modest BP-lowering data.
Active compounds Anthocyanins
Evidence by condition
Each grade reflects the research for Hibiscus tea and that condition specifically.
- BHigh blood pressure
Lowers systolic and diastolic blood pressure by ~4–5 mmHg.
1 citation
- The efficacy of sour tea (Hibiscus sabdariffa) on cardiovascular risk factors: a systematic review and meta-analysis of RCTs Meta-analysis 2020 · n=362 · Phytotherapy Research · PMID 31943427 · DOI 10.1002/ptr.6541
- The efficacy of sour tea (Hibiscus sabdariffa) on cardiovascular risk factors: a systematic review and meta-analysis of RCTs