artemisinin (sweet wormwood)(artemisia annua) 200mg per serving, 120 capsules (two month supply) vegan safe, non-gmo, gluten free, made in the usa by double wood supplements double wood supplements artemisinin (often called sweet wormwood or artemisia annua) and sometimes referred to as sweet annie, sweet sagewort, or annual mugwort is a common type of wormwood native to temperate areas of asia but also naturalized and grown in many countries including the united states. it has been used historically for a variety of health benefits. however, many people now take it as a supplement to support immune system health and general health. double wood's sweet wormwood capsules are made in the usa, non-gmo, gluten free, and vegan friendly. each bottle contains 120 capsules and each capsule contains 100mg of artemisia annua. each serving consists of 200mg of artemisinin enough servings to last a full two months.