The aim of this study was to assess the effects of guayusa extract and Nordic Lion's Mane (LM) on cognition. Using a randomized, double-blind, placebo-controlled, crossover design, we examined the effects of a single dose of 650 mg guayusa extract (AMT: AmaTea Max) vs. 1 g Nordic-grown Lion's Mane (LM) vs.
View Article and Find Full Text PDFThis study assessed the acute effects of oral methylliberine (Dynamine) supplementation on cognitive function and indices of well-being. This was a double-blind, randomized, within-subject crossover trial. In total, 25 healthy men and women (33.
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