The Sparkling Aminos (light booster) should be used before your workout. Caffeine provides energy, berry juice provides the body with fluid and BCAAs help counteract muscle breakdown.
Here you can find the Sparkling Aminos: https://www.foodspring.co.uk/sparkling-aminos
The Energy Aminos (strong booster) should be used 20 minutes before your workout. We've created the cleanest pre-workout booster on the market to provide your body with just the right nutrients it needs for an intense workout: L-citrulline and plant-derived BCAAs. With caffeine from the guarana plant and our natural kick of pepper extract.
Here you can find the Energy Aminos: https://www.foodspring.co.uk/energy-aminos