also known as Cobalamin (Vitamin B12) and folate panel - Serum
| # | Retailer | Lab | Seen | Price | |
|---|---|---|---|---|---|
| 1 | LifeExtensioncheapest via Life Extension Lab Tests · seen today | Life Extension Lab Tests | today | $40 | order → |
| 2 | Ulta Lab Tests via Quest · seen 5mo ago | Quest | 5mo ago | $41.95 | order → |
| 3 | HealthLabs seen today | — | today | $59 | 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 |
| 4 |
Walk-In Lab via LabCorp,Quest · seen today |
| LabCorp,Quest |
| today |
| $59 |
| order → |
| 5 | Personalabs via Quest · seen today | Quest | today | $108 | order → |