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

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.

This is read by an automated voice. Please report any issues or inconsistencies here. The pre-workout industry has absolutely exploded in recent years, and it has become a staple part of training ...