| 維他命A的型式 | |||
| 年齡 | RE or mcg of Retinal | Amount in Units as Retinal | Amount in Units as a Combination of Retinol and Beta-carotene |
| 嬰兒與小孩
出生到三歲 四到六歲 七到十歲 |
375-400 500 700 |
1250-1330 1665 2330 |
1875-2000 2500 3500 |
| 少年,成年男性 | 1000 | 3330 | 5000 |
| 少女,成年女性 | 800 | 2665 | 4000 |
| 懷孕中婦女 | 800 | 2665 | 4000 |
| 哺乳中的婦女 | 1200-1300 | 4000-4330 | 6000-6500 |
| 維他命A的型式 | |||
| 年齡 | RE or mcg of Retinal | Amount in Units as Retinal | Amount in Units as a
Combination of Retinol and Beta-carotene |
| 嬰兒與小孩
出生到三歲 四到六歲 七到十歲 |
400 500 700-800 |
1330 1665 2330-2665 |
2000 2500 3500 |
| 少年,成年男性 | 1000 | 3330 | 5000 |
| 少女,成年女性 | 800 | 2665 | 4000 |
| 懷孕中婦女 | 900 | 2665-3000 | 4000-4500 |
| 哺乳中的婦女 | 1200 | 4000 | 6000 |
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