No, sugar is not a protein. Sugar is classified as a carbohydrate, specifically a type of simple carbohydrate known as a monosaccharide or disaccharide.
Proteins, on the other hand, are large molecules made up of chains of amino acids. They play a crucial role in building and repairing tissues, making enzymes, and supporting immune function. Each protein has a unique structure that determines its function in the body.
Sugars are primarily sources of energy for the body, quickly absorbed into the bloodstream and used for immediate fuel. While they are essential for energy, they serve different functions than proteins and contain different chemical structures. So, it is important to understand that while both sugar and protein are vital nutrients in our diet, they belong to different categories and fulfill distinct roles in maintaining our health.