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allergen introduction

Introducing allergens is exactly where tracking earns its keep.

Keep a clear record of allergen exposures, timing, textures, and possible symptoms so your pediatrician conversation starts with facts.

The useful version

Clear enough to use while a baby is throwing food.

The short version

CDC guidance says potentially allergenic foods can be introduced when other foods are introduced, while noting that babies with severe eczema or egg allergy should have clinician guidance for peanut introduction.

HealthyChildren.org says that once a baby is ready for solids, typically around 6 months, delaying allergenic foods like egg, peanut, dairy, and sesame has not been shown to prevent allergies.

What to log

For each allergen, record the food source, preparation form, date, amount, and any symptoms. If you call a clinician, log that too. You are building a useful history, not trying to solve immunology at the kitchen table.

  • Food and allergen category.
  • Preparation texture and amount.
  • Timing of any symptoms.
  • Whether care was sought or advice was given.

When to stop tracking and get help

If your baby has trouble breathing, swelling of lips, tongue, or face, repeated vomiting, widespread hives, unusual lethargy, or you think this may be an emergency, seek urgent medical care now.

Allergen board

The nine major US allergens stay visible.

Track exposure status. Do not use a tracker to diagnose allergies or decide emergency care.

Milk

track

Yogurt, cheese, kefir, ricotta, and other age-appropriate dairy forms.

Egg

track

Well-cooked egg served in a texture your baby can handle.

Fish

track

Examples include salmon, cod, tuna, and sardine.

Crustacean shellfish

track

Examples include shrimp, crab, and lobster.

Tree nuts

track

Thin, smooth nut butters or finely prepared forms only. No whole nuts.

Peanuts

track

Thin peanut butter or peanut powder mixed into puree, yogurt, or cereal.

Wheat

track

Pasta, toast strips, couscous, or other soft wheat foods.

Soy

track

Tofu, edamame puree, tempeh, or other soft soy foods.

Sesame

track

Tahini, hummus, or sesame-containing foods in safe textures.

FAQ

Questions parents actually ask.

Should I introduce allergens at home?

Many families do, but babies with severe eczema, known allergies, or previous reactions need pediatrician or allergist guidance. Do not freestyle the risky stuff.

Can I serve whole nuts?

No. Whole peanuts and tree nuts are choking hazards for babies and young children. Use infant-safe textures such as thinned smooth nut butter only when appropriate.

Why track allergens separately?

Because allergen history is one of the first things a clinician may ask about. A separate status board makes that conversation cleaner.