Blood and mucus in your baby's diaper can signal FPIAP, a non-IgE food allergy affecting the colon. Unlike classic allergies, FPIAP causes delayed reactions 6-48 hours after trigger foods, making it hard to identify without systematic tracking. This comprehensive guide covers symptom recognition, elimination diet strategies, breast milk protein transfer timing, and the encouraging prognosis that many babies achieve tolerance by age 1.

You've cut dairy and soy from your diet, but your baby is still showing symptoms. For many parents, egg is next. The research on egg allergies is complicated. Some studies were stopped early due to reactions, while others show early introduction can prevent allergies. Here's what the science actually says about navigating egg reactivity in breastfed babies.