Traditional Uses:
- Metabolism support and weight management
- Antioxidant protection
- Heart health promotion
- Cognitive function support
- Blood sugar regulation
- Cancer prevention
Scientific Evidence:
- Metabolism Support:
- Hursel, R., Viechtbauer, W., & Westerterp-Plantenga, M.S. (2009). The effects of green tea on weight loss and weight maintenance: A meta-analysis. International Journal of Obesity, 33(9), 956-961. https://doi.org/10.1038/ijo.2009.135
- Meta-analysis of clinical trials confirming modest but significant increases in energy expenditure and fat oxidation with green tea catechins.
- Antioxidant Protection:
- Lambert, J.D., & Elias, R.J. (2010). The antioxidant and pro-oxidant activities of green tea polyphenols: A role in cancer prevention. Archives of Biochemistry and Biophysics, 501(1), 65-72. https://doi.org/10.1016/j.abb.2010.06.013
- Research detailing the mechanisms by which green tea catechins neutralize free radicals and reduce oxidative damage at the cellular level.
- Cardiovascular Benefits:
- Hartley, L., Flowers, N., Holmes, J., Clarke, A., Stranges, S., Hooper, L., & Rees, K. (2013). Green and black tea for the primary prevention of cardiovascular disease. Cochrane Database of Systematic Reviews, (6), CD009934. https://doi.org/10.1002/14651858.CD009934.pub2
- Systematic review finding modest but significant improvements in blood pressure, cholesterol profiles, and endothelial function with regular green tea consumption.
- Cognitive Function:
- Mancini, E., Beglinger, C., Drewe, J., Zanchi, D., Lang, U.E., & Borgwardt, S. (2017). Green tea effects on cognition, mood and human brain function: A systematic review. Phytomedicine, 34, 26-37. https://doi.org/10.1016/j.phymed.2017.07.008
- Review of clinical studies confirming improvements in attention, memory function, and processing speed with regular green tea consumption.
- Blood Sugar Regulation:
- Liu, K., Zhou, R., Wang, B., Chen, K., Shi, L.Y., Zhu, J.D., & Mi, M.T. (2013). Effect of green tea on glucose control and insulin sensitivity: A meta-analysis of 17 randomized controlled trials. American Journal of Clinical Nutrition, 98(2), 340-348. https://doi.org/10.3945/ajcn.112.052746
- Meta-analysis showing modest improvements in fasting glucose levels and insulin sensitivity with green tea extract supplementation.
