Carbohydrates, proteins, and fats are macronutrients, which means that the body needs them in large amounts to function properly. Vitamins are micronutrients, which means that the body needs them in smaller amounts.

Carbohydrates are the body's main source of energy. They are broken down into glucose, which is then used by cells for energy.

Complete proteins contain all of the essential amino acids that the body cannot produce on its own. Eggs are a good source of complete protein.

Fats help to regulate body temperature by insulating the body and preventing heat loss.

Oranges are a good source of vitamin C, which is an important antioxidant that helps to protect the body from damage caused by free radicals.

Vitamins help to regulate body temperature by helping the body to produce energy and by protecting the body from damage caused by free radicals.

Milk, yogurt, and cheese are all good sources of calcium, which is an important mineral that helps to build and maintain strong bones and teeth.

Minerals help to build and repair tissues, regulate body temperature, and transport oxygen and nutrients.

Red meat, poultry, and fish are all good sources of iron, which is an important mineral that helps to carry oxygen throughout the body.

Water helps to regulate body temperature, transport oxygen and nutrients, and lubricate joints.

The Mediterranean diet is often recommended for people with diabetes because it is rich in fruits, vegetables, and whole grains, which are all good sources of fiber. Fiber helps to slow down the absorption of sugar into the bloodstream, which can help to control blood sugar levels.

The DASH diet is designed to lower blood pressure by reducing sodium intake and increasing intake of fruits, vegetables, and whole grains.

The gluten-free diet is often recommended for people with celiac disease because it eliminates gluten, which is a protein found in wheat, rye, and barley. Gluten can cause damage to the small intestine in people with celiac disease.

The ketogenic diet is a high-fat, low-carbohydrate diet that is often used to control seizures in children with epilepsy. The diet works by forcing the body to burn fat for energy instead of glucose.

The lactose-free diet is often recommended for people with lactose intolerance because it eliminates lactose, which is a sugar found in milk and other dairy products. Lactose can cause digestive problems in people with lactose intolerance.