Niacin 250 mg

Niacin 250 mg and 11 near-identical products are sold under 7 different brand names — a exact-twin Formula Twins cluster.

Product	Brand
Niacin 250 mg	Vitamin World
Niacin 250 mg Sustained Release	Bronson
Niacin 250 mg Sustained Release	Bronson Laboratories
Endur-acin 250 mg	Endurance Products Company
Endur-acin	Endurance Products Company
Endur-acin	Endurance Products Company
SLO-NIACIN 250 mg	Upsher-Smith Laboratories
ENDUR-ACIN 250 mg	Endurance Products Company
Plain Niacin 250 mg	Endurance Products Company
Plain Niacin 250 mg	Endurance Products Company
Timed Release Niacin 250 mg	Nature's Blend
Niacin	Nature's Sunshine