People who consumed a handful of goji berries five times a week increased the density of protective pigments called lutein and zeaxanthin in their eyes, which filter out harmful blue light and provide antioxidant protection.

The "Green-Med" diet is high in polyphenols, walnuts, green tea, and Mankai duckweed (a superfood aquatic plant), and low in red and processed meat, found to significantly reduce brain atrophy.

More severe menopausal symptoms, especially depressive symptoms and altered sexual function, are linked to lower cognitive scores for orientation, registration, attention, recall, and language/visuo-spatial skills.

Chewing food more increases diet-induced thermogenesis. This small increase in energy expenditure with each meal could prove beneficial for fighting excess weight or metabolic concerns.