Question

substance causing allergy are??​

Answer 1

Answer:

Allergies occur when your immune system reacts to a foreign substance — such as pollen, bee venom or pet dander — or a food that doesn't cause a reaction in most people. Your immune system produces substances known as antibodies.

Explanation:

hope it's helpful

Answer 2

Answer:

these are eating soooo much of spicey food or eating soo much

or eating soo muchplz mark as brainliest