Sharing your passion for collecting. Exclusive works of art and gifts. Visit The Franklin Mint. The average adult uses seven cosmetic or toiletry items a day, says the American Academy of Dermatology.
Men often react to preservatives or fragrance in aftershave, cologne and shampoo.
Women are exposed to allergens in moisturizer, foundation, mascara, eyeliner and eyeshadow. Hair dye and perfumes are top offenders. Except in rare cases in which a rash spreads to the whole body and causes infection, it isn't life-threatening. Family doctors may prescribe cortizone, which can cause further problems, to soothe a rash without identifying its cause. With 12,000 known allergens, it's sometimes hard for even dermatologists to pinpoint the cause.