Have you ever wondered exactly what nutrition is, why it’s so important or even why people always wonder what to eat when to eat how much to eat? We break it down for you in this simple to read article.

Nutrition is the food you eat, that your body requires in relation to your bodies need (WHO) or the process of nourishing your body.  Nutrition is important for everyone and is a cornerstone of good health throughout the life cycle.


reduced immunity
increased susceptibility to disease
impaired physical and mental development
reduced productivity


  • boost the immune system
  • improve sport performance
  • delays ageing
  • protects teeth and gums
  • enhanced concentration
  • fights and prevents disease
  • energy for life
  • keeping a healthy weight

Nutrition and foods are not always good.  Malnutrition (over and under nutrition) are huge problems globally. Under nutrition – indicates a lack of the necessary energy, protein or micronutrients required by the body for good health e.g. protein-energy malnutrition.

Micronutrient deficiencies occur when the body lacks one or more micronutrients resulting in deficiencies which usually affect growth and immunity e.g. anaemia (iron deficiency).  Causes of under nutrition: lack of knowledge, fad diets, disease and illness, life cycle changes, poverty, inadequate diets….


  • Unplanned weight loss
  • Weak muscles and/or loss of muscle
  • Feeling tired all the time
  • Low mood
  • Increase in illnesses or infections
  • Slow recovery from illness
  • Failure to grow at the expected rate

Changes in behaviour such as appearing unusually irritable, sluggish or anxious

842 million people globally, mostly in developing countries suffer from under nutrition and 1 in 3 child deaths are related to under nutrition.

Iron deficiency anaemia can occur when the body has a lack of red blood cells or haemoglobin to transport oxygen to the cells of the body – most common cause lack of iron in the diet.


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This content is for informational and educational purposes only. It is not intended to provide medical advice or to take the place of such advice or treatment from a personal physician. All readers/viewers of this content are advised to consult their doctors or qualified health professionals regarding specific health questions. Neither Liyana van Wyk NT, nor the publisher(s) of this content takes responsibility for possible health consequences of any person or persons reading or following the information in this educational content. All viewers of this content, especially those taking prescription or over-the-counter medications, should consult their physicians before beginning any nutrition, supplement or lifestyle program.

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