Role of garlic (Allium sativum) as feed supplements in poultry industries: An overview

Garlic (Allium sativum) is considered as wonder drug of the medicinal world due to its multifunctional beneficial aspect. Garlic constitutes at least 33 sulphur containing compounds, several enzymes, amino acids, and minerals. Over the past few years, garlic has been utilized as potential feed supplement in order to improve the growth performances and other biochemical properties of broiler chicken. The supplementation of garlic in basal diet has significantly increased the body weight gain and feed conversion ratio of broilers. Previous studies have suggested the pivotal role of garlic as an alternative to antibiotic growth promoter in poultry industries. This review overviews the studies investigated in the recent years for improving the growth performances and other important parameters of poultry.