Buffered Vitamin C

Buffered Vitamin C and 6 near-identical products are sold under 4 different brand names — a near-twin Formula Twins cluster.

Product	Brand
Buffered Vitamin C	Integrative Therapeutics
Buffered Cassava Vitamin C with Calcium and Magnesium	Allergy Research Group
Buffered Cassava Vitamin C with Calcium and Magnesium	NutriCology
Buffered Vitamin C	Integrative Therapeutics
Buffered Vitamin C	Integrative Therapeutics
Buffered Vitamin C	Integrative Therapeutics
Buffered Vitamin C with Rosehips	Energetix