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Address
Mannatech, Incorporated
1410 Lakeside Parkway, Suite 200
Flower Mound, TX 75028 USA
Support Hours
Mon – Fri 9:30am – 6:00pm CST
custserv@mannatech.com
(972) 471-8111 United States
(800) 281-4469 United States (Toll Free)
(800) 825-6584 United States (Fax)
(866) 717-2175 Canada (Toll Free)