O.P.M.S. Silver Kratom is a genetically engineered derivative of the Thai Kratom tree.
Organically Purified Mitragyna Speciosa – known more commonly as OPMs Kratom – is a leading brand of Kratom capsules and tinctures. This brand is revered as one of the strongest available due to its proprietary extraction method. Many reviews posted online cite this as the best Kratom for sale.
