Water is necessary for good health and cognitive function. It keeps you hydrated and alert, and it can even make you happier
Green tea contains L-theanine, an amino acid that helps with focus and concentration. It also contains a moderate amount of caffeine, which provides an energy boost
Smoothies are an excellent way to get a quick dose of nutrients. They can be made with fresh fruits and vegetables, yogurt, and other nutritious ingredients
Coffee is a well-known beverage for a reason. Caffeine improves alertness, mood, and cognitive function
Kombucha is a fermented tea with a variety of health benefits, including improved digestion and energy levels. It also contains caffeine, which can give you a boost of energy
Fruit juice is high in vitamins and minerals, which are necessary for good health and cognitive function. It can also provide an energy boost
Yerba mate is a caffeine and stimulant containing South American tea. It is said to boost mental and physical performance