Propax with NT FactorPropax with NT FactorŽ is a comprehensive all-natural supplement that addresses optimal support for every organ system of the body. Propax with NT Factor provides complete daily supply of vitamins, minerals, antioxidants, essential fatty acids and probiotics. This unique formula is clinically validated to reduce and eliminate fatigue. Propax contains a powerful group of nutrients, called NT Factor, specifically designed to positively enhance cellular energy.