About the product
- Muscle Fatigue Control: GNC Pro Performance Beta-Alanine boosts a key fatigue-controlling factor in the body
- Clinically Shown To Increase Carnosine Levels: Beta-alanine is clinically shown to increase levels of carnosine, a performance factor supporting muscle function
- Performance Factor: Beta-alanine is a high efficiency muscle pH buffer
- Trust Third-Party Tested Beta Alanine: GNC Pro Performance Beta-Alanine is certified Banned Substance Tested? Pro quality Pro results
- Backed By Science: Since 1935, GNC has been committed to meeting the highest standards of quality, safety, and efficacy while applying the most up-to-date advances in nutritional science so you can live well
