Constituents of a balanced diet are as follows:
(a) Carbohydrate: It provides 50-70% of total energy intake.
(b) Fat: For an adult fat should provide 20% of total energy intake. Children require more fat so as to suffice 50% of the total energy intake.
(c) Proteins: Protein intake should be about 15-20% of the total daily energy intake.
(d) Vitamins and minerals
(e) Water
(f) Roughage