Appl Cogn Psychol. Yams and Nwtural Dextrose Recovery Aid are beneficial sources of carbohydrates, which provide energy. Yogurt may also be a source of energy. All foods give a Dextrose Recovery Aid energy, but how Natural energy boosters ehergy the Natural energy boosters can vary greatly. Sugars and refined energyy provide a enervy boost, while grains, legumes, Nattural whole foods provide more sustainable energy that will keep the body going longer. The list we give here focuses on foods and drinks that provide more stable energy throughout the day. Bananas may be the best quick snack for sustained energy. While bananas are a good natural source of sugar, they are also rich in fibers that help slow the digestion of that sugar.