| Folate | 0.4–0.6 mg/day | 0.6 mg/day | 0.5 mg/day | DNA methylation, NTD prevention, homocysteine control |
| Vitamin D₃ | 600–4,000 IU/day * | 600 IU/day | 600 IU/day | Insulin sensitivity, oocyte activation, calcium transport |
| Iron | 18 mg/day | 27 mg/day | 9–45 mg/day † | Gametogenesis, oxygen transport, hemorrhage recovery |
| Calcium | 1,000 mg/day | 1,000–2,000 mg/day ‡ | 1,000–1,200 mg/day | Vascular tone, preeclampsia prevention, bone resorption |
| DHA (Omega-3) | 200 mg/day | 200–300 mg/day | 300–450 mg/day | Folliculogenesis, fetal brain development, breast milk quality |
| Iodine | 150 μg/day | 220 μg/day | 290 μg/day | Thyroid regulation, ovulation, infant neurodevelopment via milk |
| Zinc | 11 mg/day | 11 mg/day | 12 mg/day | DNA polymerase, oocyte maturation, tissue repair, immune function |
| Vitamin C | 75 mg/day | 85 mg/day | 120 mg/day | Collagen synthesis, iron absorption enhancement, antioxidant defense |