Feed additives are substances added to animal feed to improve its nutritional value, palatability, digestibility, and overall quality. These additives can include vitamins, minerals, amino acids, enzymes, probiotics, prebiotics, antioxidants, and flavor enhancers. They are used to promote animal health, growth, and productivity, as well as to reduce the environmental impact of farming operations. Feed additives are commonly used in the agricultural industry to enhance the performance of livestock, poultry, and aquaculture, and are subject to regulations to ensure their safety and effectiveness.