Furthermore, five boys (815 years old) with attention deficit hyperactivity disorder (ADHD) were treated with L-theanine and caffeine, and the result showed that L-theanine combined with caffeine could effectively treat ADHD-related injuries in sustained attention, inhibitory control, and overall cognitive performance (64)
A variation in t max was observed across the groups but with no apparent association with increasing hepatic impairment (45, 36, 84 and 45 h for normal hepatic function and mild, moderate and severe hepatic impairment, respectively)
Perfect for those looking to boost energy and promote a healthy lifestyle
Shi Y, Tu Z, Tang D, et al
npj Biofilms Microbiomes 12 , 122 (2026)
The softgel capsule format protects the delicate fatty acids from oxidation and makes daily supplementation easy and convenient