Abstract Background Green tea (Camellia sinensis) is a beverage consumed for thousands
of years. Numerous claims about the benefits of its consumption were stated and …

Coffee is one of the most popular beverages worldwide; however, its impact on health
outcomes and adverse effects is not fully understood. The current review aims to establish …

A prolonged preclinical phase of more than two decades before the onset of dementia
suggested that initial brain changes of Alzheimer's disease (AD) and the symptoms of …

A systematic review and meta-analysis was conducted on 11 randomized placebo-
controlled human studies of acute effects of tea constituents L-theanine and …

Background: Green tea is traditionally known to induce mental clarity, cognitive function,
physical activation and relaxation. Recently, a special green tea, matcha tea, is rapidly …

An accurate method for the determination of 19 amino acids in tea with HPLC–UV after
precolumn derivatization using 9-fluorenylmethyloxycarbonyl chloride (FMOC-Cl) has been …

Tea residues represent one of the major agricultural wastes that are generated after the
processing of tea. They account for 21–28% of crude protein and are often discarded without …

INTRODUCTION: The purpose of this study was to investigate the efficacy and safety of L-
theanine as an aid to the improvement of objectively measured sleep quality in a population …

Rationale Evidence suggests interactive effects of the tea components caffeine and L-
theanine on behaviour, yet no data exists exploring the impact of the two on cerebral blood …

ABSTRACT The ASN Board of Directors appointed the Nutrition Research Task Force to
develop a report on scientific methods used in nutrition science to advance discovery …