OPMS BLACK KRATOM 2 COUNT CAPSULES  OPMS Black Kratom Capsules deliver a potent concentrated kratom extract directly to the user. This product was designed with superior performance in mind. Organically harvested kratom. OPMS kratom leaves are cold water extracted to make a more concentrated form per capsule. Optimized Plant Mediated Solutions Black Products. The all-natural, pure product will quickly become a favorite among our customers. Get the full spectrum extract experience with O.P.M.S. Black.