Valuable 2 packs of NEW Nitraflex</br>Creatine Free</br>Powerful Energy: Contains 325mg Caffeine</br>Highest Concentration (More than 3x Strength)</br>Boost Testosterone</br></br>Product Description</br></br>Nitraflex pre-workout delivers fast?? explosive training results for a more powerful body?? including energy?? stamina?? Nitric Oxide (NO) and testosterone levels.* It contains proven muscle building L-Citrulline malate?? L-Arginine?? L-Arginine Alpha-ketoglutarate (AKG) amino acids and Calcium Fructoborate (CFB)?? a natural?? high potency form of Boron which has been shown to support free testosterone.*</br><br/>http://www.amazon.com/gp/product/B01NAIOPA3