Prenatal Vitamin Calculator

Find out which prenatal vitamins and doses are right for you.

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Medical Disclaimer: This tool is for educational and informational purposes only. It does not provide medical advice, diagnosis, or treatment. Results are estimates only. Always consult a qualified healthcare professional for medical decisions. In an emergency, call 995 (Singapore) immediately.

Key Prenatal Vitamins: What You Need and Why

Nutrient	Why It Matters	Daily Target	Singapore Sources
Folic Acid	Prevents neural tube defects; critical in first 12 weeks	400–800 mcg	Supplement + kai lan, spinach, lentils
Iron	Supports increased blood volume and prevents anaemia	27 mg	Red meat, tofu, dark greens + vitamin C
Calcium	Fetal bone and teeth development	1,000 mg	Dairy, tofu, ikan bilis, edamame
DHA (Omega-3)	Brain and eye development	200–300 mg	Salmon, sardines, prenatal DHA supplement
Iodine	Thyroid function and fetal brain development	220 mcg	Iodised salt, seaweed, seafood
Vitamin D	Calcium absorption, immune function	600 IU	Sunlight, fortified milk, supplement
Choline	Brain development, often low in prenatal vitamins	450 mg	Eggs (2/day provides ~250mg), meat, fish
Vitamin B12	Nerve development, especially important for vegans	2.6 mcg	Meat, eggs, dairy, or supplement if vegan