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 supplements combine various amino acids and stimulants to help boost energy and performance during your workout. However, pre-workout ingredients can also cause unwanted side effects like ...

Pre-workout supplements can give you energy but may cause jitters or nausea, with side effects depending on the ingredients and dosage. Choose stimulant-free options or smaller doses to reduce risks.

Leigh Weddle, PharmD, is a licensed pharmacist with over 10 years of experience in retail and clinical settings. Pre-workout supplements combine various amino acids and stimulants to help boost energy ...