What is Vasogen?? Its our STIMULANT FREE vasodilator. Now, what does that mean? This is a great option for those that tend to train later at night/day, or for someone who is simply is sensitive to caffeine. Vasodilators help open blood vessels in the body. Which as a result helps the blood flow easily through the body. Great. How does this help me?!? Better blood flow means better pumps, better nutrient absorption, as...