Caffeine and Performance: JISSN Position Stand

## Summary

The JISSN Position Stand by Goldstein ER et al. from 2010 is the authoritative statement on caffeine in sports and was published in the Journal of the International Society of Sports Nutrition.

Study Background

This position stand analyzes hundreds of studies on caffeine supplementation and provides clear recommendations for dosing, timing, and application.

Key Findings

The position stand shows: - Optimal dose: 3-6 mg/kg body weight (approx. 200-400mg for a 70kg person) - Timing: 45-60 minutes before training/competition - Duration: Performance effects last 3-4 hours - Application: Benefits endurance, strength, and high-intensity activities - Individual response: Genetic factors influence caffeine metabolism

Methodology

The position stand is based on meta-analyses and systematic reviews of caffeine supplementation in athletes.

Scientific Context (No Approved Health Claims)

Please note: The following information describes scientific study results. They do not constitute recommendations for health claims and must not be used as such.

These position stand findings are relevant for: - Scientific product development: Dosing strategies (3-6 mg/kg) - Study results: Timing and individual response differences - Dosage studies: Various application forms (capsules, drinks) - Transparency: Side effect profiles and tolerance development

Source

The full position stand is freely accessible.

Authors: Goldstein ER, Ziegenfuss T, Kalman D, Kreider R, Campbell B, et al. Year: 2010 Journal: Journal of the International Society of Sports Nutrition DOI: 10.1186/1550-2783-7-5

---

*Note: This summary is for informational purposes. The presented study results are not approved health claims. For detailed information, please consult the original source.*