NOW Vitamin B-12 Instant Energy is the perfect way to keep alert and energized, regardless of the situation. These convenient, fast-acting packets are perfect when traveling or for convenience. NOW B-12 Instant Energy combines three forms of B-12 for maximum utilization by the body. With synergistic nutrients such as Chromium, Creatine and six other B-vitamins, NOW® B-12 Instant Energy can give you the energy you need!