also known as Cobalamin (Vitamin B12) in Blood
The Micronutrient, Vitamin B12 Blood Test measures the amount of vitamin B12 in your blood to check if you have enough for healthy nerves, red blood cells, and DNA production. It helps detect
| # | Retailer | Lab | Seen | Price | |
|---|---|---|---|---|---|
| 1 | Jason Healthcheapest via Quest · seen today | Quest | today | $10 | order → |
| 2 | Walk-In Lab via Quest · seen today | Quest | today | $39 | order → |
| 3 | LabsMD seen today | — | today | $49 | order → |
| Vitamin B12 | 16 retailers | $10 |
| Magnesium RBC Test | 14 retailers | $8 |
| Ferritin | 14 retailers | $9 |
| Calcium, Ionized | 14 retailers | $18 |
| Iodine Test | 13 retailers | $30 |
| Selenium | 12 retailers | $12 |
| Iron Test | 11 retailers | $13 |
| Zinc, Blood Test | 11 retailers | $11 |