Similarly, dopamine plays a key role in motivation and reward pathways [39], and may enhance cognitive performance by improving motivation and attentional processes
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It has been demonstrated that GSH depleted astrocytes lose their neuroprotective roles, leading to neuronal toxicity and a consequent reduction in cell viability (Pizzurro et al., Strategies aimed at elevating GSH levels have been met with mixed success
Alpha BRAINs 2015 research study showed it improved verbal memory recall in young adults, but a separate study on mood, stress, and marksmanship in soldiers showed it made no difference in cognitive performance.6 7 Neither study looked at long-term use or its effects on older adults or people struggling with cognition
However, intense exercise also increases the production of free radicals