Garlic has been used since time immemorial as a culinary spice and medicinal herb garlic has been cultivated in the middle east for more than 5 000 years and has been an important part of traditional chinese medicine the region with the largest commercial garlic production is central california china is also a supplier of commercial garlic the bulb is used medicinally each tablet is guaranteed to contain 44mg of alliin and an allicin yield of 2000mcg contains the euivalent of 1400mg of fr