Green tea is also once again very high in antioxidants too. Any green tea will do the job nicely but we chose yerba mate because it has perhaps the perfect balance of all the key ingredients. In fact, Darwin himself is reported to have described green tea as ‘the most perfect stimulant’. Can’t argue with that! This should also serve to be neuroprotective and reduce the likelihood of Alzheimer’s, dementia or other forms of cognitive decline.