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Baby Poop Color Guide

What's normal and what's not? An interactive visual guide to baby poop colors by age and feeding method.

Based on AAP guidelinesData stays in your browser
Black (Meconium)Normal

First 1-3 days after birth

Dark GreenNormal

Days 3-5 after birth

Mustard YellowNormal

Breastfed babies (ongoing)

Tan / BrownNormal

Formula-fed babies (ongoing)

GreenUsually OK

Iron supplements, green foods, foremilk/hindmilk imbalance

OrangeNormal

After starting solids with orange foods

Red / BloodySee Doctor

Call your pediatrician

White / ChalkySee Doctor

Seek medical attention immediately

Black (after newborn period)See Doctor

Call your pediatrician (unless on iron supplements)

📊 Consistency by Age

Newborn (0-5 days)Sticky, tar-like → transitional greenish
Breastfed babyLoose, seedy, mustard yellow — like Dijon mustard
Formula-fed babyFirmer, paste-like, tan/brown — like peanut butter
Solids (6+ months)More formed, darker, stronger smell — reflects food eaten
Toddler (12+ months)Formed, adult-like — 1-2 times per day

When to Call Your Doctor

  • 🚨White, chalky, or very pale stool
  • 🚨Blood in stool (red streaks or dark red)
  • 🚨Black stool after the first week (not from iron supplements)
  • 🚨Watery stools for more than 24 hours (dehydration risk)
  • 🚨Baby refuses to feed or is lethargic

Understanding Baby Poop Colors

Baby poop color changes frequently and depends on age, feeding method, and health. Most colors are completely normal. The only colors that require immediate attention are white/chalky (liver issue), red (blood), and black (after the newborn period).

Frequently Asked Questions

This tool provides general guidance and is not medical advice. Always consult your pediatrician.

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