There are two types of metal allergies.
Contact dermatitis occurs when a metal touches the skin. Click here for metal allergies caused by fashion accessories.
Systemic metal dermatitis is an allergy that occurs throughout the body via the mucous membranes in the mouth to metals used in dental treatment and metals contained in food.
From now on, I will send out information about contact dermatitis and its surroundings. If you can understand why itching, I think you will understand the sweat barrier more deeply.
First of all, I would like to tell you that there are two types of metal allergies, so let's consider these two separately.