The six main elements that are present in the body are: 1) 65% Oxygen 2) 18% Carbon 3) 10% Hydrogen 4) 3% Nitrogen 5) 1.5% Calcium and 6) 1% Phosphorous. There are other small amounts in your body, such as; 0.35% Potassium, 0.25% Sulfur, 0.15% Sodium, and 0.05% Magnesium. There is 0.70% of Copper, Zinc, Selenium, Molybdenum, Fluorine, Chlorine, Iodine, Manganese, Cobalt, and Iron in the body. The trace elements that can be found, too, are Lithium, Strontium, Aluminum, Silicon, Lead, Vanadium, Arsenic, and Bromine. We are so full of……elements!