Circulation Factors

Circulation Factors and 5 near-identical products are sold under 4 different brand names — a near-twin Formula Twins cluster.

Product	Brand
Circulation Factors	Country Life
Niacin 500 mg	Schiff
Niacin 100 mg	21st Century
Niacin 250 mg	21st Century
Niacin 100 mg	AvPak
Niacinamide 500 mg	21st Century