It means your ears are not suitable for piercing; alternatively, use pure titanium/cobalt alloy if you are still allergic ......

Not all skin allergies require allergen testing, and not all skin allergies can be tested for allergens. More often than not, patients need to pay attention to changes in the living environment, changes in food, exposure to specific substances, and the use of medication before the onset of allergic symptoms. When multiple allergies occur, it is important to carefully recall whether there are any commonalities before each skin allergy occurs, so as to determine the cause of the skin allergy.