| # | Retailer | Lab | Seen | Price | |
|---|---|---|---|---|---|
| 1 | Walk-In Lab via MDX · seen today | MDX | today | $199 | order → |
| Lead Test | 14 retailers | $11 |
| Arsenic Blood Test | 10 retailers | $19 |
| Mercury Test | 9 retailers | $50 |
| Cadmium, Blood | 7 retailers | $21 |
| Aluminum, Serum Blood Test | 6 retailers | $52 |
| Nickel Blood Test | 6 retailers | $149 |
| Carbon Monoxide, Blood Test | 5 retailers | $59 |
| Mercury Random Urine Test | 5 retailers | $77.95 |