How many calories in a protein

How many calories?

A protein
about 40 Calories

How to calculate a protein calories?

    protein nutrition facts

    Water
    Approximately 75 percent
    Calories
    40 Calories
    Protein
    20 grams
    Carbohydrates
    0 grams
    Fat
    3.5 grams
    Fiber
    0 grams
    Vitamins
    Small amounts of vitamins A, B-complex, and D
    Minerals
    Small amounts of minerals such as calcium, iron, and phosphorus

    How to burn a protein calories

    Walking
    30 minutes
    Running
    15 minutes
    Cycling
    20 minutes
    Swimming
    25 minutes