Glucosamine Sulfate 500 mg

Glucosamine Sulfate 500 mg and 5 near-identical products are sold under 5 different brand names — a exact-twin Formula Twins cluster.

Product	Brand
Glucosamine Sulfate 500 mg	Nature's Bounty
Glucosamine Relief 500 mg	21st Century
Glucosamine Sulfate 500 mg	Lindberg
Glucosamine Relief 500 mg	21st Century
MSM/Glucosamine	GNC
Glucosamine 500 mg	BIOVEA