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- Evaluate ingredients and composition: Do they have the potential to cause harm?
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- food and medicine
Food and medicine allergiesSymptoms of a food or medicine allergy may appear within a few minutes, or an hour or two later. Some drug allergy signs, such as rashes, may not appear for several days. The most common signs of food and medicine allergies include:
- hives or rashes
- wheezing or shortness of breath
Environmental allergiesThough uncommon in babies, allergies to dust, pets, mold, pollen, insect stings, and other things in the environment may trigger allergy symptoms that affect the head and chest, such as:
- red and itchy eyes
- coughing, wheezing, and chest tightness
- runny nose
Seasonal allergiesThe main symptoms of seasonal allergies, which are usually caused by plant-based allergens, are similar to environmental allergy symptoms, and may include:
- itchy or watery eyes
- runny nose
Food and medicineIn the United States, the eight most common food allergens are:
- tree nuts
EnvironmentalCommon triggers of environmental allergies include:
- pet dander, such as from a house cat or dog
- dust mites, which can be found in mattresses or bed linen
- household cleaners
- soaps and shampoos