6 BASIC NUTRIENTS

Nutrients : The nourishing substances in food that provide energy and promote the growth and maintenance of your body

 Used to build and repair tissues, regulate body processes, and are converted to and used for energy.

WHAT IS NUTRIENTS???

Water◦Hydrogen & oxygen◦Inorganic

Minerals◦Simplest nutrient◦Inorganic

Vitamins◦Organic

SIX TYPES OF NUTRIENTS

Carbohydrates◦Organic

Proteins◦Organic◦Contains nitrogen

Lipids (fats)◦Organic

*Minerals are inorganic substances required by the body in small amounts for a variety of different functions.

*The body requires different amounts of each mineral.

MEANING OF MINERAL

Water is essential for the human body to function. The body cannot store water and must have fresh supplies every day to perform virtually every metabolic process.

Water◦Medium for nearly all body activities

MEANING OF WATER

There are two groups of vitamins:

• fat-soluble vitamins, which can be stored in the body, e.g. vitamins A and D.

• water-soluble vitamins, which cannot be stored in the body and are therefore required daily, e.g. B vitamins and vitamin C.

MEANING OF VITAMIN

The two types of carbohydrate :1.starch 2.Sugars * Starch carbohydrate is an important source of energy *Sugars come from a variety of foods e.gVegetables or fruits

MEANING OF CARBOHYDRATES

• Protein is essential for growth and repair and keeping cells healthy.

MEANING OF PROTEINS

Fats are organic compounds that are made up of carbon, hydrogen, and oxygen. They are a source of energy in foods. Fats belong to a group of substances called lipids, and come in liquid or solid form. All fats are combinations of saturated and unsaturated fatty acids.

MEANING OF FAT

ESSENTIAL OF NUTRIENTS

Amount of energy in food◦ Depends on macronutrient composition

Using nutrients for energy◦ Breaking of bonds◦ Storage of excess energy

Metabolism◦ Materials for building body tissues◦ Regulation of bodily activities

Energy-Yielding Nutrients

Elements in the Six Classes of Nutrients