Non vegetarian food has expanded market in the world, especially, in those areas where vegetarian foods are available in less quantity. Meat and meat products (cow beef) are obtained by slaughtering animals including cattle. However, the origin of animal species in food links with religious ethics, which are violated by sellers for commercial gain including mismatch in labelling and ingredients and presence of trace amount of restricted animal meat in daily used meat foods. Hence, authentication of the meat based foods comes in role that protects ethics and animal protection. In this review, we have investigated the authentication status of meat (cow beef) based food products using globally used COI gene dependent DNA barcoding technology.