Effect of Daily Intake of Green Tea Catechins on Cognitive Function in Middle-Aged and Older Subjects: A Randomized, Placebo-Controlled Study

• Published in: Molecules (Basel, Switzerland) Vol. 25; no. 18; p. 4265
• Main Authors: Baba, Yoshitake, Inagaki, Shun, Nakagawa, Sae, Kaneko, Toshiyuki, Kobayashi, Makoto, Takihara, Takanobu
• Format: Journal Article
• Language: English
• Published: Switzerland MDPI 17.09.2020; MDPI AG
• Subjects: Administration, Oral; Amyloid - blood; Anti-Inflammatory Agents - pharmacology; Antioxidants - pharmacology; Biomarkers - blood; Catechin - chemistry; Catechin - pharmacology; catechins; Cognition - drug effects; Cognitive Dysfunction - prevention & control; cognitive function; Cognitrax; Dietary Supplements; Double-Blind Method; Female; green tea; Humans; Japan; Male; Middle Aged; Neuroprotective Agents - pharmacology; Neuropsychological Tests; Polyphenols - pharmacology; Randomized Controlled Trials as Topic; randomized placebo-controlled trial; Tea - chemistry; Time Factors; Treatment Outcome; Japan; cognitive function; green tea; randomized placebo-controlled trial; catechins; Cognitrax; middle-aged

Epidemiological studies in Japan, including the Nakajima study and the Tsurugaya study, have indicated that green tea consumption may improve cognitive impairment. Catechins, which are typical polyphenols contained in green tea, have been reported to have antioxidative, anti-inflammatory, and neurop...