Garlic (Allium sativum L), a member of the Alliaceae family, is one of the most aromatic herbaceous annual spice crop. It is popular all over the world as a valuable spice and used for flavouring of food during cooking of different dishes. Garlic contains amino acid which reduces cholesterol levels in human blood. It is also used in pharmaceutical industry due to its high value medicinal properties like anti-microbial, anti-diabetic and anti-carcinogenic actions.