Recommended nutrients during pregnancy

Nutrient	Recommendation (Extra = Above RDA)	Maximum/Total amount recommended per day
Energy	Increase by 200 kcal (840 kJ) per day in last trimester only.	Recommended_Dietary_Allowances
Proteins	Extra 6 g per day	51 g per day
Thiamin	Increase in line with energy; increase by 0.1 mg per day	0.9 mg per day
Riboflavin	Needed for tissue growth; extra 0.3 mg per day	1.4 mg per day
Niacin	Regular supplementation/diet of substance. No increase required.	Recommended_Dietary_Allowances
Folate	Maintain plasma levels; extra 100 µg per day	300 µg per day
Vitamin C	Replenish drained maternal stores; extra 120 mg per day	50 mg per day
Vitamin D	Replenish plasma levels of vitamin 10 µg per day.	Recommended_Dietary_Allowances
Calcium	Needs no increase	Recommended_Dietary_Allowances
Iron	Extra 3 mg per day needed	Recommended_Dietary_Allowances
Magnesium, zinc, and copper	Normal supplementation or consumption.	Recommended_Dietary_Allowances
Iodine	Extra 100 µg per day.	250 µg per day