Vitamin C 1 g
Vitamin C 1 g and 3 near-identical products are sold under 4 different brand names — a near-twin Formula Twins cluster.
| Product | Brand |
|---|---|
| Vitamin C 1 g | Nutricost |
| Pure Vitamin C | Allergy Research Group |
| Pure Vitamin C Ascorbic Acid Powder | NutriCology |
| Vitamin C Powder | Fresh Nutrition |
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