Pre-workout supplements usually have caffeine and amino acids. Learn how athletes and bodybuilders take them to enhance ...

While there’s no single definition of what a pre-workout supplement should contain, many include various combinations of caffeine, beta-alanine, creatine, nitrates, and branched-chain amino ...

Pre-workout—a nutritional supplement that can boost energy, improve athletic performance, ease muscle fatigue and speed up recovery—is a product class that tends to make bold claims on its ...

Garland, April 19, 2025 (GLOBE NEWSWIRE) -- When it comes to maximizing your training without the use of stimulants like caffeine, non-stim pre-workouts are the go-to solution. Whether you're ...

You may wonder if trying a pre-workout supplement, which is marketed to increase your focus or enhance your performance and endurance in the gym, is a good idea. But the truth is that, like many ...