Quick lookLA VELOCITADecember 16, 2015La Velocita, First Endurance, EFS PRO, OPTYGEN, Suplements, Ride, TrainComment First Endurance - EFS-PRO and OPTYGEN HP The guys at First Endurance have sent us some of their sports nutrition to try. Over the next couple of months we’ll be testing out the ‘EFS-PRO’ sports drink and ‘Optygen HP’ formula. Quick lookLA VELOCITADecember 16, 2015La Velocita, First Endurance, EFS PRO, OPTYGEN, Suplements, Ride, TrainComment