HUMAN NUTRITION

Detailed explanation-1: -Glucose (sugar) is your body’s main source of energy. It comes from carbohydrates (a macronutrient) in certain foods and fluids you consume. When your body doesn’t immediately need glucose from the food you eat for energy, it stores glucose primarily in your muscles and liver as glycogen for later use.

Detailed explanation-2: -So, the correct answer is ‘Glycogen’.

Detailed explanation-3: -Glycogen is a main source of energy for the body. Glycogen is stored in the liver. When the body needs more energy, certain proteins called enzymes break down glycogen into glucose.