Wheat Grass Barley Grass Organic 100% Juice Powder is a product designed to maximize vitality and health. It contains two herbal extracts that are sometimes called "rejuvenating elixirs," due to their known energizing qualities. The manufacturer is Vitality, a company with more than 30 years of experience whose main goal is raising the standard for wellness and nutrition. However, this remedy is not recommended for people taking blood thinning or anti-coagulant medication.