Not as popular as white and red vein Kratom but green vein is a fairly moderate type of Kratom leaves. It shows flexible results using potency. When red and white veins are too specific for any user, white vein strains are the best for a modest effect. The best effects of green vein Kratom products are pain relief, cognitive enhancement, and stimulation. The intensity of these effects is somewhat between red and white vein leaves. Read about the origin, history, effects, uses, standard dosage and user reviews on green vein Kratom products in this category.