Greenwood Biotech, LLC, located in New York USA, engaged in developing, manufacturing, marketing, distributing and selling branded and private-label vitamins, nutritional supplements in the USA and throughout the world.   We work in partnership with various pharmaceutical companies in the United States to develop good quality health products. We have established quality systems to ensure that our products consistently meet the GMP standard. In the past twelve years, we have developed more than thirty fine health products that are distributed and sold in the USA and internationally.