For every carton purchased, Vitamin Energy is donating a carton to First Responders throughout the USA through our 1:1 First Responder Giveback Program. Fast acting energy: Each tasty Vitamin Energy shot goes down in a quick sip and is instantly absorbed through your body, making it a fast-acting energizer. Maximize your performance: Whether you’re looking to fuel your work out or workday, Vitamin Energy vitamin supplements help boost energy, mental clarity, productivity and organ function to set you up for success. Crafted with your health in mind: Each shot contains a super blend of Vitamin B3, B6, B12, C, and Vitamin D to provide natural energy enhancement, immune system support, improved metabolism and overall health. Powerful energy boost: At only 2 oz per bottle, Vitamin Energy shots are a convenient source of vitamins that boost energy and focus for up to 7+ hours; each low-calorie shot contains 260mg of natural caffeine with zero sugar and zero carbs.