A substance or ingredient that consistently produces an adverse response (such as reddening, swelling, itching, burning, or blistering) in most of the population. Irritants are not to be confused with allergens.
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By: Lauren Stewart
Lauren Stewart is a freelancer writer from Michigan. She enjoys writing about beauty, health and fitness! She is passionate about learning new ways to take control of her health and wellness and is a makeup and skincare junkie! You can contact her by emailing lrstewar@gmail.com.