Contact/Customer Service

Email
or
call 660-723-1377
M-F 9 am to 4 pm CDT

Or mail to:

Muscle Valley
PO Box 781, Warsaw, MO 65355

Guarantee and Customer Service

We base our guarantee on 2 bottles of continuous use according to directions. If, after 2 bottles, you feel Strength Factors is not performing as suggested in our information, we will refund your purchase price. But please contact us first. Often there may be something interfering with effectiveness and we can advise so you become a satisfied and MUCH STRONGER customer.

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