Supplementation with Matured Hop Bitter Acids Improves Cognitive Performance and Mood State in Healthy Older Adults with Subjective Cognitive Decline.

Fukuda T, Ohnuma T, Obara K, Kondo S, Arai H, Ano Y
J Alzheimers Dis. 2020; 76(1):387-398. PMID: 32474473. Abstract