Nutrient

United States RDA or AI

(age 19-70, M/F)

(General Population)

United States Upper Limit

(age 19-70, M/F)

(General Population)

United States Daily Value

(age 4+)

(General Population)

Current ASMBS Recommendation^#

(Bariatric Population)

Vitamin A

3,000 IU (M) / 2,300 IU (F)

10,000 IU

900 mcg (RAE)

5,000-20,000 IU

Vitamin C

90 mg (M) / 75 mg (F)

2,000 mg

90 mg

Included in multivitamin

Vitamin D

600 IU

4,000 IU

20 mcg

3,000 IU

Vitamin E

33 IU (S); 22 IU (N)

1,100 IU (S); 1,500 IU (N)

15 mg (22.5 IU [N])

15 mg

Vitamin K

120 mcg (M) / 90 mcg (F)

NE

120 mcg

90-420 mcg

Thiamin (Vitamin B1)

1.2 mg (M) / 1.1 mg (F)

NE

1.2 mg

12-100 mg

Riboflavin (Vitamin B2)

1.3 mg (M) / 1.1 mg (F)

NE

1.3 mg

Included in multivitamin

Niacin (Vitamin B3)

16 mg (M) / 14 mg (F)

35 mg

16 mg (niacin eq.)

Included in multivitamin

Vitamin B6

1.3 mg (19-50 yrs M / F)

1.7 mg (51+ yrs M)

1.5 mg (51+ yrs F)

100 mg

1.7 mg

Included in multivitamin

Folate

400 mcg

1,000 mcg

400 mcg (DFE)

400-800 mcg;

800-1,000 mcg (female, childbearing age)

Vitamin B12

2.4 mcg

NE

2.4 mcg

Oral: 350 mcg

Nasal: as directed

Parenteral (IM or SQ): 1,000 mcg/month

Biotin

30 mcg

NE

30 mcg

Included in multivitamin

Pantothenic Acid

5 mg

NE

5 mg

Included in multivitamin

Iron

8 mg (all M / 51+ yrs F)

18 mg (19-50 yrs F)

45 mg

18 mg

18-60 mg

Calcium

1,000 mg (19-50 yrs)

1,200 mg (51+ yrs)

2,500 mg (19-50 yrs)

2,000 mg (51+ yrs)

1,300 mg

1,200-2,400 mg

Iodine

150 mcg

1,100 mcg

150 mcg

Included in multivitamin

Magnesium

400 mg (19-30 yrs M)

420 mg (30+ yrs M)

310 mg (19-30 yrs F)

320 mg (30+ yrs F)

350 mg

420 mg

Included in multivitamin

Zinc

11 mg (M) / 8 mg (F)

40 mg

11 mg

8-22 mg

Selenium

55 mcg

400 mcg

55 mcg

Included in multivitamin

Copper

900 mcg

10,000 mcg

0.9 mg

1-2 mg

Manganese

2.3 mg (M) / 1.8 mg (F)

11 mg

2.3 mg

Included in multivitamin

Chromium

35 mcg (19-50 yrs M)

30 mcg (50+ yrs M)

25 mcg (19-50 yrs F)

20 mcg (50+ yrs F)

NE

35 mcg

Included in multivitamin

Molybdenum

45 mcg

2,000 mcg

45 mcg

Included in multivitamin