Table 3 Concentration of different forms of vitamin D (IU/L)
From: Calcium, zinc, and vitamin D in breast milk: a systematic review and meta-analysis
Vitamin D form | N | n | Mean (95% CI) | Range |
|---|---|---|---|---|
Vitamin D | 20 | 2400 | 17 (13, 20) | 0-600 |
 Vitamin D2 | 13 | 1264 | 2 (2, 3) | 0-353 |
 Vitamin D3 | 16 | 1549 | 15 (11, 19) | 0-1896 |
25OHD | 24 | 2470 | 80 (66, 93) | 0-7065 |
 25OHD2 | 12 | 975 | 5 (4, 6) | 0-1052 |
 25OHD3 | 17 | 1249 | 44 (34, 54) | 0-4411 |
Total ARA | 19 | 2162 | 58 (45, 70) | 1-236 |