Flex RX

Flex RX and 8 near-identical products are sold under 7 different brand names — a near-twin Formula Twins cluster.

Product	Brand
Flex RX	IronMagLabs
Joint Support	Power Blendz Nutrition
Glucosamine with Chondroitin & MSM 4700 mg	Supplement Spot
Glucosamine Chondroitin MSM	Zenesis Labs
Glucosamine & Chondroitin Sulfate	Healthy Joints System
Hip Knee & Joints	Dr. Tobias
Joint Support Complete	Power Blendz Nutrition
Joint Support	Dr. Tobias
Glucosamine/Chondroitin/MSM	Vitabase