* Solid substances that do not contain carbon: Minerals are inorganic, meaning they don't contain carbon as the primary component.

* Broken down during digestion: Minerals are already in their simplest form and don't need to be broken down like carbohydrates, fats, or proteins.

* Needed in small amounts: We require minerals in small amounts, but they are essential for various bodily functions.

* Help regulate chemical reactions: Minerals act as cofactors for enzymes, which are proteins that speed up chemical reactions in your body.

Examples of minerals:

* Calcium: Strong bones and teeth, muscle function

* Iron: Red blood cell formation, oxygen transport

* Sodium: Fluid balance, nerve function

* Potassium: Muscle function, nerve function

* Magnesium: Muscle and nerve function, energy production

* Zinc: Immune function, wound healing

Let me know if you have any other questions!