Medically reviewed by Allison Herries, RDN Key Takeaways Pre-workout supplements can give you energy but may cause jitters or ...

If you’re training intensely and could do with a little extra energy at the gym, then a pre-workout could be for you. Consider it a bookend to a post-workout protein shake — it’s a supplement that ...

Let’s be real—you don’t need a pre-workout supplement to have a great lift or make progress in the gym. But on days when your energy is dragging or motivation is lacking, the right pre-workout can be ...