Today
Week 18 (T2)
Iron demand is climbing — pair with vitamin C.
Why this matters
The 9 months that shape a lifetime
Pregnancy isn't about eating "a little better." Specific nutrients build specific parts of your baby's brain and body — and the science is now clear that shortfalls in these months track into childhood IQ, attention, and lifelong health outcomes.
Folate
Daily target: 600 mcg/day
Builds the neural tube in the first 6 weeks — often before a positive test.
The evidence: CDC: adequate folate prevents up to 70% of neural-tube birth defects (spina bifida, anencephaly). Window closes by week 6.
Iron
Daily target: 27 mg/day
Carries oxygen to the growing brain. Pregnancy doubles demand.
The evidence: WHO: maternal iron-deficiency anemia is linked to lower infant cognitive scores and a higher risk of preterm birth — and affects ~40% of pregnancies globally.
DHA (Omega-3)
Daily target: 200+ mg/day
60% of your baby's brain is fat. DHA is the structural building block.
The evidence: Cohort studies link higher maternal DHA to better infant visual processing, attention, and verbal IQ measured at age 4.
Choline
Daily target: 450 mg/day
Critical for memory and brain wiring. Missing from most prenatal vitamins.
The evidence: Cornell research (Caudill et al.): higher maternal choline correlates with better attention and memory in offspring — yet ~90% of pregnant women miss the target.
The one most women miss entirely
Iodine — 220 mcg/day
Iodine deficiency is, in the WHO's own words, "the world's leading preventable cause of intellectual disability." Roughly half of US prenatal vitamins still don't include it at adequate doses. Most women never check.
You can't change biology. But you can know where you stand.
The first 1,000 days — from conception to your child's 2nd birthday — set the cognitive trajectory of a lifetime. Diet alone almost never hits all the pregnancy targets. Nibble does the nutrient math for you, every meal, against WHO & IOM guidelines. So the gaps you can't see don't become gaps you can't close.
Start tracking — freeHow it works
From meal to certainty in seconds
Three things Nibble does that other apps don't.
Snap & Scan any meal
Take a photo of what you're eating — Nibble's AI identifies the food, estimates the portion, and calculates every nutrient. No typing, no logging, no apps to fight.
Ask a prenatal AI anything
"Is sushi safe?" "How do I manage morning sickness?" "Why is my iron low?" — get specific, trimester-aware answers grounded in your actual diet and the latest medical guidelines.
Read your lab reports
Upload a photo of your blood work or ultrasound notes. The AI explains what every value means in plain English, and tells you what to ask at your next OB visit.
The whole journey
Conception to age 5 — one app
When your baby is born, Nibble adapts. The same account that tracked your folate now tracks their iron, their first foods, their growth percentiles. Your data follows you the whole way.
Trimester-aware nutrient targets · food safety warnings
Breastfeeding & formula tracking · growth percentiles
Allergy introduction · first-foods safety · WHO iron focus
Picky-eater strategies · variety tracking · school-ready nutrition
Pricing
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See what you're missing
- Track 1 baby or pregnancy
- Snap & Scan food logging (5/day)
- Full nutrient dashboard — 15 nutrients vs WHO/IOM targets
- Pregnancy mode with trimester targets & food safety warnings
- Growth tracking with WHO percentile curves
- AI nutrition chat — 10 messages/day
- Unlimited history
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