MINERAL FEED SUPPLEMENT A is a powder preparation containing combination of complete minerals. Minerals are inorganic compounds that play an important role in the physiological processes of livestock, both for growth and health maintenance. Minerals are divided into macro and micro minerals. Macro minerals such as Ca, P and Na play a role in physiological activities and body metabolism, while micro minerals such as Mn, Cu, Zn, I and Fe are used in enzyme and hormone activities. The combination of macro and micro minerals in MINERAL FEED SUPPLEMENT A can increase growth in chickens and ducks, increase egg production and quality, prevent and cure diseases due to minerals deficiencies such as paralysis, crooked legs, lack of blood, and others.