Food which is hygienic with just enough quantity, quality and variety of nutrients needed for a person is said to be a balanced diet.
The essential nutrients are carbohydrates, protein, vitamin, minerals, fat and water.
Carbohydrates provide us energy to mental and physical work.
Likewise, protein forms muscle and muscular organs.
Similarly, vitamin helps to conduct organs.
Fat provides us warmth and calories when there is lack of carbohydrates.
Minerals assist to form strong bones and water is much more essential because our body contains nearly seventy percent water.
The food we eat must be right.
The proper amount of food with proper calories and other nutrients should be in our food.
How much we should eat depends on the age, sex and our physical and mental labor.
Eating too much cause over malnutrition and eating less cause under malnutrition.
To obtain carbohydrates, we should eat rice, maize, wheat and sweet food.
For fat, ghee, butter or oil is used.
The fruit, vegetables and the sun are the sources of vitamins.
For minerals like calcium, iron, iodine; meat, milk, eggs should be taken.
Seeds, soybeans, milk and meat contain protein.
Every food contains water.
Moreover we must drink two to three liters of water everybody.
To sum up, hygienic or balanced diet is needed for mental as well as physical fitness.
Without the proper fitness level we can not work properly which will affect our earnings and hence makes our livelihood horrible.
To overcome all these hassles a balanced diet is a must which checks our health as well as makes us fit and strong.