Carbohydrates are the most essential source for the human body. They can be converted into glucose easily which is the energy form used by our body. Carbohydrates should be consumed at a normal rate because excessive consumption of carbohydrates can imbalance body’s blood sugar level which results in tiredness and irritation. Carbohydrates are found in fruit and vegetables such as bananas, barley, nuts, potatoes, root vegetables and also flour.
Proteins are the building block of human body and a base for the human body structure. Proteins functions for the growth of new cells and also tissue repair. Proteins are made up of combination of different compounds called amino acids. Protein molecules form hormones, enzymes, organs. muscles and other tissues. Proteins are found in meat, eggs, fish and milk products.
Fat is needed in everyone’s daily diet. Fats provide us energy with fat-soluble vitamins A, D, E and K. Proteins also provides hormone metabolism, healthy skin, prevents excessive loss of heat and protects our internal organs. Fats are found in meat, cheese, eggs, butter, vegetables and fish.
Vitamin A is important for the eyes and skin, and for normal growth. Vitamin B12 is used in making DNA, the building block of genes, and in maintaining healthy nerve and red blood cells. Vitamin C is an essential building block of collagen, the structural material for bone, skin, blood vessels and other tissue.
Fibre is also a component of a healthy diet. Fibre has no nutrition or nourishment but it is important for our digestive health. It helps to provide bulk to the intestinal contents making the stool soft, so that it can pass out easily. Fibre controls our blood sugar level and also lowers blood cholesterol level. Fibre is found in brown rice, maize, beans, fruits and vegetables.