Calcium, is a supple gray alkaline earth metal, which is the fifth most abundant element by mass in the Earth's crust. Calcium is also at the fifth most profuse dissolved ion in seawater by both molarities and mass. Calcium is a significant nutrient that we require in our bodies. It has many imperative functions. It helps getting strong teeth and bones and is involved in muscle contractions and blood clotting, The calcium is mainly stored in our teeth and bones. Low calcium level may lead to the bone fractures and in some cases porous bones or osteoporosis, generally in old age. The intake of calcium can drop down the high blood pressure, maintain your heart functions, avert gum disease, prevent colon and rectum cancer, and help blood to clot.

Iron is a necessary mineral for humans, needed for example to help form red blood cells which transport oxygen around the body. Fortunately there are plenty of good sources available for both the omnivore and the vegetarian or vegan These include liver, meat, beans, nuts, dried fruit , also whole grains and many of dark green leafy vegetables, although some such as spinach also contain substances that prevent the absorption of iron as do caffeine based drinks such as tea and coffee. On the other hand the drinking of fluids containing vitamin C aids the body in its necessary task of absorbing iron.

Vitamin A- Otherwise known as retinol is the vitamin which helps the eyes to adjust to changes in light levels as well as keeping the eyes, skin and mucous membranes moist. Vitamin A enters the human diet mostly from animal foods, but as well as this some plant foods contain beta-carotene, which the body is then able to convert into Vitamin A. Retinol has antioxidant properties that help the body to repair tissue and cellular damage by neutralizing free radicals. Although there seems to be some evidence that retinol may help in cases of established artery disease the American Heart Association does not recommend it as a necessary supplement until there is more evidence.

Vitamin C is L-ascorbic acid, or the active component of Vitamin C. Ascorbate, which is an ion of the ascorbic acid, is required for many metabolic reactions and is manufactured internally by most organisms, except humans. It is an essential nutrient and needs to be provided through nutrition. While oranges were traditionally deemed a good source of Vitamin C, the amount provided by an orange is dwarfed by the amount provided by the kakadu plum the richest Vitamin C plant resource of the world. Other notable sources are red peppers, parsley, Kiwifruit, Guava, Broccoli, Camu Camu, rose hip, Jujube, papaya, strawberries, lemon, melon and similar. Vitamin C is essential for tyrosine, carnitine and collagen synthesis, is the most widely available antioxidant and furthermore is vital for blood vessels, cartilage and scar tissue.