Retinol: convert µmol/L to µg/dL
µg/dL = µmol/L × 28.65
Calculator
Enter a value in any unit and all other units fill in.
Conversion formulas
| µmol/L → µg/dL | µg/dL = µmol/L × 28.65 |
|---|---|
| µg/dL → µmol/L | µmol/L = µg/dL × 0.0349 |
Conversion table
Highlighted: values inside the adult reference range.
| µmol/L | µg/dL |
|---|---|
| 1 | 28.65 |
| 2 | 57.31 |
| 3 | 85.96 |
| 4 | 114.6 |
| 5 | 143.3 |
| 6 | 171.9 |
| 7 | 200.6 |
| 8 | 229.2 |
| 9 | 257.9 |
| 10 | 286.5 |
Reference range
1.1 – 4.2 µmol/L = 31.52 – 120.3 µg/dL
Source: MedlinePlus (NLM): Vitamin A blood test · Last reviewed: 2026-10-14