Calcium 500 mg

Calcium 500 mg and 17 near-identical products are sold under 11 different brand names — a exact-twin Formula Twins cluster.

Product	Brand
Calcium 500 mg	Nature's Bounty
Oyster Shell Calcium 500 mg	Equaline
Oyster Shell Calcium 500 mg	Equaline
Calcium 500 mg	Sunmark
Oystercal-D Calcium 500 mg With Vitamin D3	Nature's Bounty
Oysco 500	Rugby
Oysco 500	Rugby
Oyster Shell Calcium 500 mg	Major
Oyster Shell Calcium 500 mg	Major
Oyster Shell Calcium 500 mg	Major
Calcium 500 mg with Vitamin D3	Nature's Bounty
Oyster Shell Calcium 500 mg	Basic Vitamins
Oyster Shell Calcium 500 mg	Pharbest
Oyster Shell Calcium	Pharbest
Oyster Shell Calcium 500 mg	DC
Oyster Shell Calcium 500 mg	Bronson
Oyster Shell Calcium 500 mg	Nature's Blend
Oyster Shell Calcium 500 mg	Geri-Care