Vitamin B6 unit converter
Convert vitamin B6 between ng/mL and nmol/L. Type in either box. The factors come from our catalog and are checked by code.
AI-verified against cited sources. Awaiting expert reviewLast reviewed 2026-10-03
1 ng/mL = 4.0463 nmol/L. Nothing you type here leaves your browser.
The conversion
- 1 ng/mL = 4.046 nmol/LFrom ng/mL to nmol/L: multiply by 4.046. Back again: divide by 4.046.
Mass and molar units are linked by the molecular weight: 247.14 g/mol (pyridoxal 5'-phosphate, C8H10NO6P (PubChem CID 1051)).
Common values
From zero to about twice the usual upper limit, plus the usual limits themselves.
| ng/mL | nmol/L |
|---|---|
| 4.9 | 20 |
| 5 | 20 |
| 7.4 | 30 |
| 10 | 40 |
| 20 | 81 |
| 30 | 121 |
| 40 | 162 |
| 50 | 202 |
| 60 | 243 |
| 70 | 283 |
| 80 | 324 |
| 90 | 364 |
| 100 | 405 |
Usual ranges in each unit
What labs print as the reference range, by who was tested. Sources for each range are on the Vitamin B6 page.
| Who | ng/mL | nmol/L |
|---|---|---|
| Adults | 5–50 | 20–202 |