VIPER Extreme bars™ are considered the most powerful stimulant and buzz bar available on the market. Its exclusive and unique formulation should provide you with a powerful mental and physical buzz in about 15-30 minutes of eating it. Viper Extreme bar is made from a delicious fruit, cereal and nut blend for long lasting energy. To make sure the formula really gives you a kick, you get an amazing: 50mg of Guarana, 148mg Caffeine and 1000mg of L-tyrosine, a very potent excitatory brain amino acid. Within 30 minutes of taking this great bar, many people feel more awake, vibrant and ready to tackle the day ahead, intense training sessions and more... Whether you’re planning to train hard, dance, work/study late into the night or drive long distances, you will find it very hard to find anything that compares with the power and potency of Viper Extreme bars. You’ll be impressed. Once you’ve tried them, you’ll probably keep a spare bar everywhere, for those ‘just in case’ days. Never before has such an impressive combination been put into a bar before.