Nutrient	Nonpregnant, 19-24	Nonpregnant, 25-50	Pregnant	Lactating (1st 6 mo.)	Lactating (2nd 6 mo.)
Protein (g)	44	44	60	65	62
Vitamin A (mcg)	800	800	800	1300	1300
Vitamin D (mcg)	10	5	10	10	10
Vitamin E (mg)	8	8	10	12	11
Vitamin K (mcg)	65	65	65	65	65
Vitamin C (mg)	60	60	70	95	90
Thiamine (mg)	1.1	1.1	1.5	1.6	1.6
Riboflavine (mg)	1.3	1.3	1.6	1.8	1.7
Niacin (mg)	15	15	17	20	20
Vitamin B6 (mg)	1.6	1.6	2.2	2.1	2.1
Folate (mcg)	180	180	400	280	260
Vitamin B12 (mcg)	2	2	2.2	2.1	2.1
Calcium (mg)	1200	800	1200	1200	1200
Phosphorus (mg)	1200	800	1200	1200	1200
Magnesium (mg)	280	280	320	355	340
Iron (mg)	15	15	30	15	15
Zinc (mg)	12	12	15	19	16
Iodine (mcg)	150	150	175	200	200
Selenium (mcg)	55	55	65	75	75