The human body requires a variety of nutrients to function properly and maintain good health. These nutrients can be broadly categorized into macronutrients and micronutrients.

Macronutrients:

Carbohydrates: These are the body's primary source of energy. They are found in foods like grains, fruits, vegetables, and legumes. Complex carbohydrates provide sustained energy, while simple carbohydrates offer quick bursts of energy.

Proteins: Essential for the growth, repair, and maintenance of tissues in the body. Good sources include meat, fish, eggs, dairy products, legumes, and nuts.

Fats: Fats play a crucial role in energy storage, cell structure, and the absorption of fat-soluble vitamins (A, D, E, K). Healthy fat sources include avocados, nuts, seeds, olive oil, and fatty fish.

Micronutrients:

Vitamins: These are essential for various biochemical processes in the body. For example, Vitamin C supports the immune system, Vitamin D helps with calcium absorption, and Vitamin A is important for vision. Sources include fruits, vegetables, dairy, and sunlight for Vitamin D.

Minerals: Important for bone health, nerve function, and other physiological processes. Calcium, magnesium, potassium, and iron are examples of essential minerals. Dairy products, leafy greens, bananas, and lean meats are good sources.

Water: While not a nutrient in the traditional sense, water is crucial for survival. It helps with digestion, nutrient absorption, temperature regulation, and waste elimination.

Hydration:
Adequate hydration is vital for overall health. Water plays a key role in maintaining bodily functions, and staying hydrated is essential for proper digestion, nutrient transport, and temperature regulation.

Fiber:
Though not a nutrient, fiber is essential for digestive health. It helps prevent constipation, promotes a healthy gut microbiome, and may contribute to weight management. Whole grains, fruits, vegetables, and legumes are rich sources of dietary fiber.