- DAILY ENERGY, PRE WORKOUT and METABOLISM BOOSTER: Increase your energy for the day. Each serving of low carb Prime Drive has no sugar, 6g Fiber and only 5 calories per serving Prime Drive is a great alternative to the sugar-filled sodas and energy drinks. The herbal ingredients work cohesively with caffeine to provide sustainable energy – with no midday crash! Increases thermogenesis and metabolic rate: Prime Drd Metabolism Drink, Focus, Appetite Control, Delicious and Refreshing Flavor