identify the six basic nutrients of fad diets and provide examples of each.

1. Carbohydrates: Fad diets may promote the avoidance of all carbohydrates or specific types, such as cutting out all sugar or following a low-carb diet like the ketogenic diet.

2. Proteins: Fad diets may emphasize high protein intake, such as the Atkins diet or the Paleo diet which focuses on consuming lean meats, fish, and eggs.

3. Fats: Fad diets may promote either a low-fat or high-fat intake, such as the Mediterranean diet which emphasizes healthy fats like olive oil, or the low-fat diet trend of the 90s.

4. Vitamins: Fad diets may focus on specific vitamin supplements or foods rich in certain vitamins, such as the cabbage soup diet which claims to provide all necessary vitamins through the soup.

5. Minerals: Fad diets may emphasize certain minerals like calcium or iron, such as the grapefruit diet which claims to boost metabolism with the mineral content of grapefruits.

6. Water: Fad diets may promote specific water consumption guidelines, such as the water and lemon detox diet which claims to cleanse the body and aid in weight loss.