CLASSIFICATION OF FOOD
Food can be classified in accordance to their
chemical property, to their function, to their essentiality, to their
concentration and to their nutritive value.
• carbohydrates
• vitamins
• proteins
• dietary fiber
• fats
• water minerals
Energy giving foods
The carbohydrates, fats
and the protein are considered as calorie nutrients, so that the body can
perform the necessary functions. Rice, chapatti, bread, potato, sugar, oil,
butter and ghee are examples of energy giving foods.
Body building foods
Foods such as proteins,
fats and carbohydrates are also called as body-building food. They are the
nutrients that form body tissues. Fish, meat, chicken, eggs, pulses, nuts and
milk are some body building foods.
Protective foods
Vitamins and minerals
are the nutrients that function to regulate body processes. They protect us
from various diseases. Fruits and vegetables are some examples. Therefore we
must eat these regularly.
Organic: Nutrients that contain
the element of carbon are called as organic nutrients.
Inorganic: Nutrients that do not
contain carbon element are called as inorganic nutrients.
The organic nutrients
include carbohydrates, lipids, proteins and vitamins. Water and minerals are
inorganic.
Macronutrients: Macronutrients are required
in large quantities daily. Proteins, carbohydrates and fats are macronutrients.
They are the basis of any diet.
Micronutrients: Micronutrients are needed
in small quantities (usually in amounts less than milligrams). These nutrients
are involved in regulating metabolism and energy processes.They are vitamins
and minerals.
Depending upon the
origin of food it has been classified as animal food sources and plant food
sources.
•
Cereals and millets
•
Pulses
•
Nuts and oil seeds
•
Vegetables
•
Green leafy vegetables
•
Non-leafy vegetables
•
Roots and tubers
•
Fruits
•
Milk and milk products
•
Animal foods—meat, fish, liver, egg etc
•
Carbohydrate foods
•
Condiments and spices
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