"EnXtra™ from Alpinia galanga is a DNA-authenticated, stim-free energy ingredient that provides fast, effective and safe energy with no crash. In a 53-person, double-blind, double-dummy human clinical trial, EnXtra™ was shown to improve mental alertness & acuity for up to 5 hours without increasing heart rate or blood pressure. EnXtra™ can be used as a replacement for caffeine or used with caffeine to prevent crash and prolong benefits. EnXtra™ is easy to formulate with, water soluble and has a pleasant taste profile." - Taken from Anderson Advanced Ingredients.