Honey is composed of sugars like glucose and fructose and minerals like magnesium, potassium, calcium, sodium chlorine, sulphur, iron and phosphate. It contains vitamins B1, B2, C, B6, B5 and B3 all of which change according to the qualities of the nectar and pollen. Besides the above, copper, iodine, and zinc exist in it in small quantities. Several kinds of hormones are also present in it. Nearly one half of the human diet is derived directly or indirectly from crops pollinated by bees.