Evidence supporting the use of: Whey
For the health condition: Body Building

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Synopsis

Source of validity: Scientific
Rating (out of 5): 5

Whey protein is widely used in bodybuilding due to its rich amino acid profile, rapid digestibility, and high biological value. Scientific studies robustly support its use for enhancing muscle protein synthesis, promoting muscle hypertrophy, and aiding recovery following resistance exercise. Numerous randomized controlled trials and meta-analyses have demonstrated that whey protein supplementation, particularly when consumed post-exercise, significantly increases muscle mass and strength compared to placebo or no supplementation. The primary mechanism is the rapid increase in blood amino acids, especially leucine, which directly stimulates muscle protein synthesis via the mTOR pathway. Whey also provides other bioactive peptides that may reduce exercise-induced muscle damage and inflammation.

A 2018 meta-analysis published in the British Journal of Sports Medicine concluded that protein supplementation augments resistance training-induced gains in muscle mass and strength, with whey protein being one of the most effective sources. The International Society of Sports Nutrition (ISSN) position stand also strongly endorses whey protein for athletes and bodybuilders. Traditional use, while present in some cultures, is overshadowed by the strong body of scientific evidence supporting its efficacy. Overall, the use of whey for bodybuilding is not only scientifically validated but also considered a gold standard among protein supplements.

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Products containing Whey

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