Chronic Effects of a Wild Green Oat Extract Supplementation on Cognitive Performance in Older Adults  

ognitive benefit of acute WGOE supplementation does not persist with chronic treatment

Source: Chronic Effects of a Wild Green Oat Extract Supplementation on Cognitive Performance in Older Adults: A Randomised, Double-Blind, Placebo-Controlled, Crossover Trial – PMC

Seems that cognitive benefit of green oat supplementation does not persist over time