TABLE 1.

Summary of dietary advice regarding daily vitamin A intake from the United States of America (National Institutes of Health Office of Dietary Supplements, NIH ODS), United Kingdom (Scientific Advisory Committee on Nutrition, SACN), and European Union (European Food Safety Authority Panel on Dietetic Products, Nutrition, and Allergies, EFSA NDA).

Authority	Men	Women	Children
National Institutes of Health (33)	900 μg RE/day	700 μg RE/day; 770 μg RE/day if pregnant; 1,300 μg RE/day if lactating	400 μg RE/day at 0–6 months; 500 μg RE/day at 7–12 months; 300 μg RE/day at 1–3 years; 400 μg RE/day at 4–8 years; 600 μg RE/day at 9–13 years; adult values if over 14 years unless pregnant (750 μg RE/day) or lactating (1,200 μg RE/day)
Scientific Advisory Committee on Nutrition (148)	700 μg RE/day	600 μg RE/day; less than 3,000 μg RE/day if pregnant (supplementation not specifically advised)	350 μg RE/day at 0–12 months; 400 μg RE/day at 1–6 years; adult values for girls over 11 years and boys over 15 years
EFSA Panel on Dietetic Products, Nutrition, and Allergies [NDA] (149)	570 μg RE/day	490 μg RE/day; 700 μg RE/day if pregnant; 1,300 μg RE/day if lactating	190 μg RE/day at 7–11 months; 580 μg RE/day in boys aged 15–17 years; other figures derived from bodyweight