Product Detail By Solaray From Walmart.com With Free Shipping With Sales & Deals $5.89 go to store Walmart.com ActiChrom GTF Chromium III 200mcg Solaray 50 Tabs Description:ActiChrom Chromium III is a unique and highly advanced product providing the superior biological activity of a true 100% GTF ( glucose tolerance factor), which is defined as biological activity rather than chemical structure.