Plasma biochemistry
| Start | 6 months | ||||
|---|---|---|---|---|---|
| Nutrient | Median plasma concentration for subjects | Range of plasma concentrations for subjects | Median plasma concentration for subjects | Range of plasma concentrations for subjects | Reference range |
| Vitamin B1 (transketolase activation) | 1.06 (n=10) | 1–1.17 | 1.08 (n=7) | 1.02–1.3 | <1.25 |
| Vitamin B2 (glutathione reductase activation) | 1.27 (n=10) | 1.15–1.46 | 1.26 (n=10) | 1.15–1.31 | <1.3 |
| Folate (nmol/l) | 22.35 | 10.9–247 | 22.5 | 12.3–197 | 8–27 |
| Red cell folate (nmol/l) | 433 | 276–3905 | 485 | 157–2354 | 345–2030 |
| Vitamin D (nmol/l) | 85.5 | 77.5–120.6 | 90.3 | 45–139 | 25–90 |
| Vitamin C (μmol/l) | 51.6 | 24–78 | 52 | 22–78 | 11–80 |
| Vitamin E (μmol/l) | 20.5 | 14.8–32.4 | 20.5 | 14.6–33.6 | 10–21 |
| Vitamin A (μmol/l) | 1.13 | 0.5–3.2 | 1.15 | 0.54–3.2 | 0.7–2.0 |
| Vitamin B6 (AST stimulation) | 1.75 (n=10) | 1.3–2.03 | 1.61 (n=10) | 1.35–2.0 | <1.8 |
| Vitamin B12 (pmol/l) | 710 | 124–1915 | 782 | 136–1478 | 118–733 |
| Calcium (mmol/l) | 2.48 | 2.03–2.61 | 2.38 | 2.16–2.51 | 2.15–2.65 |
| Phosphorus (mmol/l) | 1.52 | 0.9–2.01 | 1.62 | 1.34–1.74 | 1.30–1.8 |
| Magnesium (mmol/l) | 0.86 | 0.6–0.95 | 0.83 | 0.62–0.92 | 0.6–1.0 |
| Zinc (μmol/l) | 14.5 | 12.7–23.6 | 15.2 | 12.7–19.7 | 10.7–23 |
| Copper (μmol/l) | 26 | 13.4–36.4 | 24.8 | 14.2–39.7 | 11–22 |
| Glutathione peroxidase activity (selenium) | 37 | 28.3–56.8 | 36 (n=11) | 24.2–57.5 | 12–50 |
| Iron (μmol/l) | 12 (n=10) | 7–23.1 | 13.6 (n=10) | 6.7–22.3 | 8–31 |
| TIBC (μmol/l) | 59.8 | 32.1–72.8 | 56.4 | 20.0–76.7 | 45–81 |
| Ferritin (μg/l) | 19.5 | 10.3–256 | 35 | 10.4–97 | 12–200 |
| Albumin (g/dl) | 39.1 | 28.7–49.8 | 38 | 25.1–50.6 | 30–50 |