Your Cart(0)

SirenLabs is headquartered in Omaha, Nebraska.



SirenLabs products are sold exclusively through the GNC Franchise system, the long-established industry leader offering the best in fitness and nutrition.



For additional information, please call 855-843-1810.

We Accept...

We Accept Visa We Accept Discover We Accept American Express We Accept Mastercard

Consumer Notice: FitLife Brands can only confirm product purity when our brands are purchased from authorized retailers, on gnc.com, or on sirenlabs.com.