By Lelia Hall Although you know of many minerals that are crucial in your body systems, growth and development, it is good to look at those whose deficiency in the body could cause severe health repercussions. One of those minerals is iodine that your body needs in traces to for metabolism. Iodine is crucial in the making of thyroid hormones that enhance the burning of fats and carbohydrates into energy. If you body lacks the right amounts of this mineral, your doctor may recommend that you buy iodine supplements. Saliva is one of the most important produce of the mouths. Without it, there can be so much going wrong in your mouth. For instance, saliva helps in softening food particles which make it easier to swallow. The mouth does not dry up also because of the presence of saliva. However,...