First Endurance OptygenHP Flavor:Plain but it can also do

but it can also do so in quantities that will have a massive impact on your performance

While the emphasis for exercise is usually on high carbohydrate intake

It also contains glutamine

Full Spectrum Hemp Extract

it also plays a role in boosting your immune system

First Endurance OptygenHP Flavor:Plain but it can also doFirst Endurance names this "the ultimate endurance supplement." Why? The OptygenHP is the new and improved Optygen formula and features their exclusive OptyMax Proprietary Matrix. Clinical research on elite endurance athletes shows an increase in VO2max, an increase in the bodys ability to adapt to high levels of physical stress, an increase in anaerobic threshold, and a reduction in lactic acid. These studies showed: A 26% decrease in cortisol levels