White Borneo kratom is one of the most stimulating strains of kratom. If you’re interested in finding a supplement to help you focus at work or to help you get stuff done around the house, White Borneo kratom might be one of the best strains for you. White vein kratom has a high concentration of mitragynine. Mitragynine is the primary alkaloid found in the kratom plant. It’s stimulating in nature and helps people focus. Potency: High