Calcium with Vitamin D3

Calcium with Vitamin D3 and 5 near-identical products are sold under 6 different brand names — a exact-twin Formula Twins cluster.

Product	Brand
Calcium with Vitamin D3	NewtonEverett
Liquid Filled Calcium	Basic Vitamins
Calcium 1200 + Vitamin D3 1000 IU	Bronson Laboratories
Calcium 1200 mg plus Vitamin D3 25 mcg (1,000 IU)	Nature's Bounty
Absorbable Calcium 1200 mg plus Vitamin D3 25 mcg	Puritan's Pride
Calcium with Vitamin D3	Pure Naturals