Effect of Sour Tea on Blood Pressure: A Review Study

Sour tea is a herb that is widely used today. In the past, the plant was used to treat a wide range of disorders including kidney and bladder stones, sexual stimulants, disinfectants, and also for reducing complications of diabetes and hypertension. So far, numerous human and animal studies have been conducted on the effect of sour tea on blood pressure. This article is based on the findings from PubMed, Scopus, ISI, and Google Scholar databases. Considering the findings of many studies conducted in this respect, this substance can probably improve systolic and diastolic blood pressure in patients with hypertension. In this review study, researches on the effect of sour tea on blood pressure and its probable mechanisms have been investigated.