Ive been using Optygen hp for several years. Really helps with my endurance.
Only wish it weren't so high priced!
Detroit Randonnuers member
I used Optygen before but not the H.P. and feel even better with the H.P. than the other Optygen.
Our complete inventory, as well as special deals on open box and seconds, can be found at our Portland store located just off I-205 one exit south of PDX Airport.
5741 NE 87th Ave(I-205 exit 23B)Portland, OR 97220
Tue-Sat: 9am - 5pmMon: Will-Call OnlySunday: Closed
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