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The potassium (K) is a mineral.

  • The U.S. Centers for Disease Control says that potassium iodide pills will keep the thyroid gland from absorbing radioactive iodine.
    It cannot protect other parts of the body from radiation.
    Side effects can include nausea, upset stomach, rashes, inflammation of the salivary glands and possibly severe allergic reactions. - 482
  Key words: Electrolyte, Element, Fertilizer, K2O, Mineral, Potash, Potassium  

  Frequently Asked Questions (FAQ's)  

Question: What is a mineral?
  Answer: A mineral is a naturally occurring inorganic substance. - 253

Question: Where do minerals come from?
  Answer: Most minerals are obtained by mining the ground or extracted from water. - 254

Question: What are nutritional minerals?
  Answer: Nutritional minerals are inorganic elements that are essential to the nutrition of humans, animals, and plants. These minerals are normally obtained by eating natural foods. Examples of nutritional minerals are: calcium, iron, magnesium, zinc, potassium, and sodium. - 255

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