Themost bioavailable way to take Soursop Graviola. Soursop / Serving. Organic Soursop Extract. Graviola Leaf & Fruit · Rich in Acetogenins. ???? Soursop Dose ✔ 1800mg Per Serving Often 500–1000mg. Soursop is traditionally used tosupport energy, mood and overall vitality — now in its most bioavailable form.