EFECTIV enXtra® capsules provide the clinical dose (300mg) of the award-winning plant extract ingredient enXtra®.
enXtra® is a caffeine free energy supplement, which has been clinically proven to:
- Increase baseline alertness scores up to five hours compared to several other plant extracts.
- Increase focus attention to a greater extent compared to caffeine and placebo.
- Amplify the effects of caffeine without increasing heart rate or blood pressure.