Minerals

Minerals are also essential for proper development of the body. Minerals helps in building strong teeth and bones, skin, hair, proper function of nerves, muscle contraction, maintains heart functions, etc.

TYPES OF MINERALS 

Minerals	Food Sources	Properties	Deficiency Diseases
Calcium	Milk, cheese and other diary products, nuts, green leafy vegetables.	Build and maintain bones and teeth, control heart beat and blood pressure.	Weak teeth and bones, poor development of body.
Iron	Meat, liver, egg yolk, nuts, cereals.	It is required for transportation of Oxygen in the blood. Maintains Haemoglobin level in the blood.	Anaemia, weak immunity.
Iodine	Iodine-enriched salt, milk, cheese.	Iodine is the main building block of thyroid hormone, T3 and T4. It is essential for proper development of the body.	Goitre.
Phosphorus	Meat, fish, poultry, cereals.	It is required in building strong bones and teeth. It also repair cells. It is a component of DNA and RNA.	Poor body growth, weak bones and teeth.
Sodium	Salt	Maintains water balance, blood pressure and nervous system.	Low blood pressure, muscle cramp.
Zinc	Meat, liver, fish, milk, cheese and other diary products.	It is important for the function for the enzymes in the body. It builds immunity and regulates cholesterol levels.	Retarded body growth
Potassium	Fish, milk, pulses, nuts, green vegetables, meat.	It maintains the pH balance of the Blood. It controls the water balance of the body.	Low blood pressure, weak Muscles.
Magnesium	Green vegetables, nuts, cereals.	Magnesium builds immunity. It is important for nerve cell function and muscle contraction.	It affects nervous system