AUTHOR=Shaukat Horia , Ali Anwar , Zhang Yang , Ahmad Arslan , Riaz Sakhawat , Khan Ahmal , Mehany Taha , Qin Hong 

TITLE=Tea polyphenols: extraction techniques and its potency as a nutraceutical

JOURNAL=Frontiers in Sustainable Food Systems

VOLUME=Volume 7 - 2023

YEAR=2023

URL=https://www.frontiersin.org/journals/sustainable-food-systems/articles/10.3389/fsufs.2023.1175893

DOI=10.3389/fsufs.2023.1175893

ISSN=2571-581X

ABSTRACT=Usually, polyphenols are helpful in addressing numerous health issues caused by oxidative stress. Tea is a popular beverage (rich in polyphenols) having abundant health promoting and disease preventing attributes, originated from the delicate, dried leaves of the Camellia sinensis plant. Tea proven to have health boosting impacts like an anti-inflammatory, anti-cancerous, anti-diabetic, and also aids in weight loss. Cognitive impairment, also known as cognitive decline, caused by ageing or other neurological disorders, has become an emerging health concern. Recently, tea polyphenols, especially phenolic acids, have gained enormous attention due to their link to improved cognitive function by preventing cognitive decline. This review summarizes recent studies on the health benefits of polyphenols in tea, additionally significant traditional and modern techniques to extract polyphenols and their effects on various diseases have been described.