RDA for Energy in Pregnancy
Energy cost of pregnancy = 80,000 kcal (Hytten and Leitch, 1971)
- maternal gain of 12.5 kg
- infant weight of 3.3 kg
80,000/250 days (days after the first month)
additional 300 kcal per day recommended in second and third trimester
- total of 2,500 for reference woman