Answer:
Minerals
Step-by-step explanation:
There are 6 main classes of nutrients;
Carbohydrates, Proteins, Vitamins, Fats, Minerals, and water
Nutrients which occur naturally in rocks and soil and are required by the body in very small amounts are referred to as Minerals. They include;
Calcium, potassium, sodium, magnesium, zinc, manganese, iodine, and iron.
Nutritionists recommend a higher intake of carbohydrates.