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Composition of macronutrients and their derivatives in bovine colostrum
| Component | Concentration, g/100 mL | Reference |
|---|---|---|
| Total protein | 7.1–22.6 | (22–24) |
| Casein | 4.8 | (24) |
| Albumin | 6.0 | (24) |
| Lactoferrin | 0.03–0.21 | (22, 23) |
| Immunoglobulins | 5–15 | (23–25) |
| IgA | 0.16–0.44 | (23, 24, 26) |
| IgG | 3.2–11.33 | (23, 24, 26) |
| IgM | 0.43–0.49 | (23, 24, 26) |
| Lactose | 2.03–2.5 | (23) |
| Fat | 5.35–6.7 | (22–24, 27) |
| SFAs | 2.45–3.06 | (22–24, 27) |
| MUFAs | 2.35–2.95 | (22–24, 27) |
| PUFAs | 0.55–0.69 | (22–24, 27) |
| Choline | 0.02–0.04 | (27) |
