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Liquid Glucosamine Customer Service

Valued Arthritis Pain Relief

We value our customers for their brand loyalty. If you have any concerns, questions, or if there is any way we can be of assistance in regard to our liquid glucosamine supplements, please contact us at customerservice@synflexamerica.com or call 800-796-0142.


Chat With Us Live Online

If you have any question about Synflex®, arthritis, liquid glucosamine, or need assistance you can chat with us live online.


Reorder Information

When you are ready, you can reorder Synflex® here. If you order 3 bottles, you will receive $10 off. Also, don't forget Synflex® can be used to ease arthritic pain in your family pet too!


We Would Love to Hear from You!
Please keep us informed as to your progress! We would really appreciate any feedback or comments you may have. You can e-mail us at customerservice@synflexamerica.com


Refund Policy & Guarantee

If you do not feel a positive impact on your osteoarthritis, we will refund the cost of purchase, for up to 3 bottles, within 90 days of the original purchase date. Just send the remaining portion (even the empty bottles) back to us for a full and prompt refund.

If using Syn-flex® for your pet, we guarantee you will see a positive impact in your pet. If not, send it back to us and we will issue a full and prompt refund for up to 3 bottles, within 90 days of the

original purchase date.


Shipping Policy

We offer free shipping of Synflex® within the United States. International orders will be charged postage based on USPS, UPS, or DHL daily Postage rates. For all retail orders, we ship via USPS Priority Mail or UPS.



Questions? Email us at customerservice@synflexamerica.com