Dark chocolate contains cocoa polyphenols, including kakin, which can increase blood flow to the brain and improve cognition and executive function. Cocova is a brand with high concentrations of cocoa flavonols.
cocoa polyphenol so like from from like dark chocolate um they have another type of polyphenol called kakin and um the best one so there have been studies lots of studies on this and it's mixed on this so some Studies have shown benefits
""The speaker mentions dark chocolate and the brand Cocova as a way to improve cognitive function, indicating that listeners might be interested in purchasing these products."