Glucosamine 500 mg, Marine Chondroitin 100 mg & MSM 100 mg

Glucosamine 500 mg, Marine Chondroitin 100 mg & MSM 100 mg and 5 near-identical products are sold under 4 different brand names — a near-twin Formula Twins cluster.

Product	Brand
Glucosamine 500 mg, Marine Chondroitin 100 mg & MSM 100 mg	SimplySupplements
Glucosamine Sulphate 2KCl 500 mg & Marine Chondroitin 400 mg (20%)	SimplySupplements
GluChondrex Gold	SimplyBest
Glucosamine Sulphate 2KCl 500 mg & Chondroitin 400 mg (90%)	SimplyBest
Cherry Prime	Fruit Advantage
MSM/Glucosamine	GNC