NOW B-12 Instant Energy combines three forms of B-12 for maximum utilization by the body.* This perfectly balanced formula takes the guesswork out of staying well fueled by offering a mix of nutrients in one easy-to-use formula. With additional nutrients such as chromium, creatine and six other B-vitamins, NOW B-12 Instant Energy can give you the spark you need. NOW Vitamin B-12 Instant Energy is the perfect way to keep alert and energized. These convenient packets are perfect for purse, pocket and while traveling. Mix one packet in water, juice or your favorite beverage.