No Products in the Cart
The best supplements in the world, proven daily.To show athletes the performance and recovery benefits of using Extreme Endurance we are hosting the Extreme Endurance Challenge at select gyms.
The Test: 4x60 seconds max effort row with 2 min recovery between efforts. Record Meters covered after each 60 second interval.
After the first test athletes will be given a one week trial pack of Extreme Endurance. The athletes will take 3 tablets in the morning and 3 tablets in the early afternoon. They will then test again the following week.
This video showcases the first test. The Video was shot at CrossFit Defined featuring Xendurance Sales Representative Mike Behrens