Tag: Protein as energy

While carbohydrates and fats are the body's primary energy sources, a small but significant portion of our caloric needs can be met by amino acids. So, does phenylalanine give energy? Yes, it can, but its metabolic journey for fuel is secondary to its more critical biological roles.

The human body is an incredibly efficient machine, primarily fueled by carbohydrates and fats from our diet. However, in extreme circumstances like prolonged fasting or intense endurance exercise, the body turns to what is the third source of energy for the body: protein, as a survival mechanism.