Pre-workout Side Effects: Is It Worth Taking? If you work out, you’ve probably heard about the slew of dietary supplements designed to boost energy levels, increase athletic performance, aid exercise ...

Pre-workout' is primarily made up of ingredients like caffeine and creatine, as well as amino acids, nitric oxide agents and ...

Whether the energy is lacking, or you’ve got a hardcore session that you need to smash, the best pre-workout can help. “Pre-workout supplements are designed and intended to enhance performance and ...

Medically reviewed by Patricia Mikula, PharmD Key Takeaways Most pre-workout effects peak within 30-90 minutes, but caffeine ...

It was the lift she needed — or so she thought. Julia Pugachevsky, a senior health reporter for Insider, revealed that she started taking Cellucor C4 pre-workout powder after reaching a plateau in ...

Creatine helps increase power and muscle growth, while pre-workout offers quick energy and focus. Learn how they differ and when each supplement makes sense for you.