also known as Folate in Red Blood Cells
A measure of vitamin B9 stored inside your red blood cells, reflecting your body's folate reserves over the past four months rather than what you ate yesterday.
| # | Retailer | Lab | Seen | Price | |
|---|---|---|---|---|---|
| 1 | Goodlabscheapest via Quest · seen today | Quest | today |
| order → |
| 2 | Jason Health via Quest · seen today | Quest | today | $20 | order → |
| 3 | Ulta Lab Tests via Quest · seen 5mo ago | Quest | 5mo ago | $27.95 | order → |
| 4 | Walk-In Lab via LabCorp,Quest · seen today | LabCorp,Quest | today | $34 | order → |
| 5 | LifeExtension via Life Extension Lab Tests · seen today | Life Extension Lab Tests | today | $40 | order → |
| 6 | Accesa Labs seen today | — | today | $59 | order → |
| 7 | Instalab via Multi-lab (3) · seen today | Multi-lab (3) | today | $71 | order → |
| 8 | DiscountedLabs seen today | — | today | $87 | 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 |