Lower Blood Pressure:
Xu R, Yang K, Ding J, Chen G. Effect of green tea supplementation on blood pressure: A systematic review and meta-analysis of randomized controlled trials. Medicine (Baltimore). 2020 Feb;99(6):e19047. doi: 10.1097/MD.0000000000019047. PMID: 32028419; PMCID: PMC7015560.
Yıldırım Ayaz E, Dincer B, Mesci B. Effect of Green Tea on Blood Pressure in Healthy Individuals: A Meta-Analysis. Altern Ther Health Med. 2023 Jul;29(5):66-73. PMID: 36689359.
Lowers LDL ('bad') Cholesterol:
Kim A, Chiu A, Barone MK, Avino D, Wang F, Coleman CI, Phung OJ. Green tea catechins decrease total and low-density lipoprotein cholesterol: a systematic review and meta-analysis. J Am Diet Assoc. 2011 Nov;111(11):1720-9. doi: 10.1016/j.jada.2011.08.009. PMID: 22027055.
Momose Y, Maeda-Yamamoto M, Nabetani H. Systematic review of green tea epigallocatechin gallate in reducing low-density lipoprotein cholesterol levels of humans. Int J Food Sci Nutr. 2016 Sep;67(6):606-13. doi: 10.1080/09637486.2016.1196655. Epub 2016 Jun 20. PMID: 27324590.
Schoeneck M, Iggman D. The effects of foods on LDL cholesterol levels: A systematic review of the accumulated evidence from systematic reviews and meta-analyses of randomized controlled trials. Nutr Metab Cardiovasc Dis. 2021 May 6;31(5):1325-1338. doi: 10.1016/j.numecd.2020.12.032. Epub 2021 Jan 16. PMID: 33762150.
Anti-Cancer Effect:
Farhan M. Green Tea Catechins: Nature's Way of Preventing and Treating Cancer. Int J Mol Sci. 2022 Sep 14;23(18):10713. doi: 10.3390/ijms231810713. PMID: 36142616; PMCID: PMC9501439.
Schröder L, Marahrens P, Koch JG, Heidegger H, Vilsmeier T, Phan-Brehm T, Hofmann S, Mahner S, Jeschke U, Richter DU. Effects of green tea, matcha tea and their components epigallocatechin gallate and quercetin on MCF‑7 and MDA-MB-231 breast carcinoma cells. Oncol Rep. 2019 Jan;41(1):387-396. doi: 10.3892/or.2018.6789. Epub 2018 Oct 12. Erratum in: Oncol Rep. 2020 Feb;43(2):747. doi: 10.3892/or.2019.7430. PMID: 30320348.
Prevents Cognitive Decline
Uchida K, Meno K, Korenaga T, Liu S, Suzuki H, Baba Y, Tagata C, Araki Y, Tsunemi S, Aso K, Inagaki S, Nakagawa S, Kobayashi M, Kakuma T, Asada T, Ota M, Takihara T, Arai T. Effect of matcha green tea on cognitive functions and sleep quality in older adults with cognitive decline: A randomized controlled study over 12 months. PLoS One. 2024 Aug 30;19(8):e0309287. doi: 10.1371/journal.pone.0309287. PMID: 39213264; PMCID: PMC11364242.