- Macronutrients are nutrients the body needs in large amounts for energy: Carbohydrates, Proteins, and Fats. - Micronutrients are needed in smaller amounts but are vital for disease prevention and well-being: Vitamins and Minerals (e.g., Vitamin C, Iron, Zinc).

A dietary supplement is a product intended to supplement the diet. It contains one or more dietary ingredients (including vitamins, minerals, herbs, amino acids, and enzymes) and comes in forms like pills, capsules, powders, or liquids.

No. Supplements are meant to supplement the diet, not replace it. Whole foods contain a complex mix of nutrients, fiber, and phytochemicals that work together in ways supplements cannot replicate.

Yes. - Water-soluble vitamins (C and B) are usually excreted if taken in excess. - Fat-soluble vitamins (A, D, E, and K) are stored in the body's fat and can build up to toxic levels, causing serious health issues.