Table 3.

Tolerable upper intake levels for vitamin D (adapted from Pilz et al. (80) under the terms of the CC Attribution 4.0 International (CC BY 4.0) licence).

Country (health authority)	United States and Canada (IOM)	Europe (EFSA)
Age group	Vitamin D in µg (international units, IU) per day (1 µg = 40 IU)
0–6 months	25 (1000)	25 (1000)
6–12 months	37.5 (1500)	35 (1400)*
1–3 years	62.5 (2500)	50 (2000)
4–8 years	75 (3000)	50 (2000)
9–10 years	100 (4000)	50 (2000)
11–17 years	100 (4000)	100 (4000)
18 years and older	100 (4000)	100 (4000)
Pregnancy	100 (4000)	100 (4000)
Lactation	100 (4000)	100 (4000)

EFSA, European Food Safety Authority; IOM, Institute of Medicine. *recently updated (180)