Protein powders, bars, and drinks are often touted as the key to enhancing muscle growth, increasing energy, and losing excess body fat. Nutrition science indicates that excess protein intake can cause a decrease in the intake of other essential macronutrients. It can also saturate the body’s protein supply and result in depleted calcium stores, adversely affected kidney function, and damage to other critical systems of the body, including the cardiovascular system. Scientists recommend meeting the majority of nutritional needs from a nutrient-rich diet that balances the intake of carbohydrates, fats, and protein.
Learn the basics of how protein affects your performance or read the more technical explanation.
Articles by Kenny Morley.