Collagen Types 1 & 3 1000 mg
Collagen Types 1 & 3 1000 mg and 1 near-identical products are sold under 2 different brand names — a near-twin Formula Twins cluster.
| Product | Brand |
|---|---|
| Collagen Types 1 & 3 1000 mg | Doctor's Best |
| Collagen Types 1 & 3 | SAN |
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