A new study from the University of California, Irvine, US, shows that compounds in both green and black tea relax blood vessels by activating ion channel proteins in the blood vessel wall. The discovery helps explain the anti-hypertensive properties of tea and could lead to the design of new blood pressure-lowering medications. Published in Cellular

Alkaloids Show Potential As Treatment For COVID-19 Alkaloids are nitrogen-containing phytochemicals present in plant families, such as Amaryllidaceae, Apocynaceae, Papaveraceae, Asteraceae, and Solanaceae, with potential biological activities and pharmacological effects. Many alkaloids available in human diet are in coffee seeds [caffeine], cacao seeds [theobromine and caffeine], tea leaves [theophylline and caffeine], tomatoes [tomatine], and potatoes