| Iron | 45‒60 mg/d by oral administration | 150‒200 mg/d by oral administration |
| Zinc | 15 mg/d by oral administration | 60 mg twice a day by oral administration |
| Copper | 2 mg/d by oral administration (≥1 mg Cu per 8‒15 mg Zn to prevent copper deficiency is recommended) | Severe deficiency: 2‒4 mg/d by intravenous injection for 6 d |
| Vitamin A | 6 000 IU/d by oral administration | Without corneal changes: 10 000‒25 000 IU/d by oral administration. With corneal changes: 50 000‒100 000 IU by intramuscular injection for 3 d, followed by 50 000 IU/d by intramuscular injection for 2 weeks to achieve clinical improvement |
| Vitamin B1 | 12 mg/d by oral administration | 500 mg/d by intravenous injection for 3‒5 d, followed by 250 mg/d by intravenous injection for 3‒5 d or until symptoms disappear. If further treatment is required, 100 mg/d is taken by oral administration |
| Vitamin B6 | 400 μg/d by oral administration | 1 000 μg/d by oral administration |
| Vitamin B12 | 250‒350 μg/d or 1 000 μg/wk by sublingual administration | 1 000‒2 000 μg/d by sublingual administration |
| Vitamin D2 or D3 | Vitamin D2 or D3 3 000 IU/d by oral administration to reach normal concentrations of 30 ng/mL | Vitamin D2 or D3 50 000 IU/week for 8 weeks, followed by maintenance therapy of 1 500‒2 000 IU/d by oral administration to achieve normal concentrations |
| Vitamin E | 400 IU/d by oral administration | 800‒1 200 IU/d by oral administration |
| Vitamin K | 300 μg/d by oral administration | 10 mg by intramuscular injection, followed by 1‒2 mg/week by oral administration |