Optimum Immune Booster with Vitamin C, Zinc & Echinacea
Optimum Immune Booster with Vitamin C, Zinc & Echinacea and 1 near-identical products are sold under 2 different brand names — a near-twin Formula Twins cluster.
| Product | Brand |
|---|---|
| Optimum Immune Booster with Vitamin C, Zinc & Echinacea | Windmill |
| Rose C MD | MD Prescriptives |
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