This systematic review from 2021 and meta-analysis aimed to determine the effectiveness of olive leaf extract on cardiometabolic profiles among prehypertensive and hypertensive groups.
The results from this review suggest the reduction of systolic BP, LDL and inflammatory biomarkers.
References:
Barbaro B, Toietta G, Maggio R, Arciello M, Tarocchi M, Galli A, Balsano C. Effects of the Olive-Derived Polyphenol Oleuropein on Human Health. International Journal of Molecular Sciences. 2014; 15(10):18508-18524. https://doi.org/10.3390/ijms151018508