TABLE 9-1 Estimated Secretion of Nutrients in Mature Human Milk Compared with Increments in Recommended Dietary Allowances (RDAs) for Lactating Women
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A. Energy, Protein, and Fat-Soluble Vitamins |
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Measure |
Energy, kcal |
Protein, g |
Vitamin A, µg REa |
Vitamin D, µg |
Vitamin E, mg of α-TEb |
Vitamin K, µg |
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Estimated secretion in milkc Increment in RDAsd,e for the following periods of lactation: |
420–9700 |
6.3–10.5 |
400–670 |
0.3–0.6 |
1.4–2.3 |
1.3–2.1 |
|
0–6 mo |
500 |
15 |
500 |
5 |
4 |
0 |
|
6–12 mo |
500 |
12 |
400 |
5 |
3 |
0 |
|
Comments |
Estimated 80% efficiency in conversion to milk energy |
Estimated 70% efficiency in conversion to milk protein |
None |
Increment advised in part to maintain calcium balance |
Estimated 75% absorption |
No increment listed because intakes usually exceed RDA |