Can I have an allergic reaction to kissing?

It’s not the kiss itself but something involved in the kiss that is probably causing your lips to itch and swell. Lipstick, lip balm, and food that may have been consumed and that lingers in the saliva or on the lips, can also be causing the reaction. Even if the person kissing you brushes his teeth, saliva can still contain the allergen for up to 24 hours. If you have allergies, make a new partner aware of the specific allergens.

Continue Learning about Allergies



About one out of five Americans suffers from allergies. An allergy is an exaggerated response from the immune system to a substance such as dust, pollen, pet dander or mold. Other common triggers include foods such as peanuts and ...

milk; insect bites; and certain ingredients in cosmetics and jewelry. Allergies can cause anything from rashes and hives to itchy eyes, sneezing, coughing, diarrhea, vomiting, and wheezing.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.