Free Delivery. Garlic is a member of the onion, leek and chive family. It is known for it's extremely powerful antioxidant activity and plays a vital role for general health and wellbeing. Health Aid Black Garlic has double the nutrients than normal white garlic; richer in antioxidants and sweet in taste; leaving no unpleasant after taste or smell commonly associated with garlic. A substance called S- allyicysteine is found to be only in black garlic and proves to be more powerful and beneficial to the body; helping maintain a healthy heart, and providing support for high blood pressure and poor circulation.