Food and feed additives are substances that are added to food and animal feed to enhance their quality, safety, and nutritional value. These additives are used to improve the taste, texture, appearance, and shelf life of food products. Food additives are classified into different categories based on their function. Some of the most common types of food additives include preservatives, antioxidants, emulsifiers, stabilizers, thickeners, and flavor enhancers. These additives are used in a wide range of food products such as processed meats, baked goods, beverages, and snacks. Feed additives are used to improve the nutritional value of animal feed and promote the growth and health of animals. These additives include vitamins, minerals, amino acids, and antibiotics. They are added to animal feed to ensure that the animals receive all the necessary nutrients for their growth and development.