also known as Selenium in Red Blood Cells
A measure of the total selenium stored inside your red blood cells, reflecting your body's selenium supply over the past two to three months and your cells' ability to defend against damage from
| # | Retailer | Lab | Seen | Price | |
|---|---|---|---|---|---|
| 1 | Instalab via Multi-lab (4) · seen today | Multi-lab (4) | today | $120 | 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 |