What is a nutrition

What is a nutrition

Nutrition is the study and science behind food and other substances and how they interact with the body, including ingestion, digestion, absorption, transport, metabolism and excretion.

A nutrient is any substance used by the body for growth, maintenance and repair.

Nutrition is about eating a healthy and balanced diet. Food and drink provide the energy and nutrients you need to be healthy.

Nutrients are compounds in foods essential to life and health, providing us with energy, the building blocks for repair and growth and substances necessary to regulate chemical processes.

There are 6 essential nutrients that the body needs to function properly. Nutrients are compounds in foods essential to life and health, providing us with energy, the building blocks for repair and growth and substances necessary to regulate chemical processes.

There are six major nutrients: Carbohydrates (CHO), Lipids (fats), Proteins, Vitamins, Minerals, Water .

Proteins:

meat, dairy, legumes, nuts, seafood and eggs
Carbohydrates:

 pasta, rice, cereals, breads, potatoes, milk, fruit, sugar
Lipids

(most commonly called fats): oils, butter, margarine, nuts, seeds, avocados and olives, meat and seafood
Vitamins:

common vitamins include the water soluble B group vitamins and vitamin C and the fat soluble vitamins A, D, E and K.

  • Fruits and vegetables are generally good sources of Vitamin C and A and folic acid (a B group vitamin)
  • Grains and cereals are generally good sources of the B group vitamins and fibre
  • Full-fat dairy and egg yolks are generally sources of the fat soluble vitamins A, D and E
  • Milk and vegetable or soya bean oil are generally good sources of vitamin K, which can also be synthesised by gut bacteria.

 

 

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