Dietary Reference Intakes for Vitamin B2 (Riboflavin) in Japan (per day)

Males EAR RDA AI
0-5 months - - 0.3 mg
6-11 months - - 0.4 mg
1-2 years 0.5 mg 0.6 mg -
3-5 years 0.7 mg 0.8 mg -
6-7 years 0.8 mg 0.9 mg -
8-9 years 0.9 mg 1.1 mg -
10-11 years 1.1 mg 1.4 mg -
12-14 years 1.3 mg 1.6 mg -
15-17 years 1.4 mg 1.7 mg -
18-29 years 1.3 mg 1.6 mg -
30-49 years 1.3 mg 1.6 mg -
50-69 years 1.2 mg 1.5 mg -
70 years and older 1.1 mg 1.3 mg -
Females EAR RDA AI
0-5 months - - 0.3 mg
6-11 months - - 0.4 mg
1-2 years 0.5 mg 0.5 mg -
3-5 years 0.6 mg 0.8 mg -
6-7 years 0.7 mg 0.9 mg -
8-9 years 0.9 mg 1 mg -
10-11 years 1.1 mg 1.3 mg -
12-14 years 1.2 mg 1.4 mg -
15-17 years 1.2 mg 1.4 mg -
18-29 years 1 mg 1.2 mg -
30-49 years 1 mg 1.2 mg -
50-69 years 1 mg 1.1 mg -
70 years and older 0.9 mg 1.1 mg -
Pregnancy EAR RDA AI
12-14 years 1.4 mg 1.7 mg -
15-17 years 1.4 mg 1.7 mg -
18-29 years 1.2 mg 1.5 mg -
30-49 years 1.2 mg 1.5 mg -
50-69 years 1.2 mg 1.4 mg -
Lactation EAR RDA AI
12-14 years 1.7 mg 2 mg -
15-17 years 1.7 mg 2 mg -
18-29 years 1.5 mg 1.8 mg -
30-49 years 1.5 mg 1.8 mg -
50-69 years 1.5 mg 1.7 mg -
Reference: Dietary Reference Intakes for Japanese. Ministry of Health, Labour and Welfare, Japan, 2015