Bio Synergy Caffeine Boost

Boost performance, with Caffeine boost FACT: Caffeine can boost performance, so swap your espresso for the Bio-Synergy Caffeine boost and get the full benefits. A number of studies have shown significant performance increases in various endurance disciplines following caffeine supplementation. Don’t ignore the science: In one study, elite runners improved their time in a treadmill run to exhaustion by 1.9% with caffeine. Caffeine boosted time to exhaustion in a cycling test by 15 minutes in another study. A