An allergic reaction to retinol is an instantaneous response where the skin is immediately more red, inflamed, irritated, and even itchy, Idriss says.

Retinol burn can when you first start using retinol, especially with highly concentrated products. ... If you have symptoms that resemble an allergic reaction (such as hives) ...

This can lead to irritated skin, rashes, hives, sneezing or a scratchy throat in some individuals, however in some cases an allergic reaction to latex can be life-threatening. Like the best memory ...

If your skin appears to be getting worse rather than better after starting or changing retinol, you're not imagining it. Here's how experts deal with the dreaded retinol purge.

Since an allergic reaction can happen anywhere, at any time, you should have Auvi-Q with you at all times. Make sure that family, friends, caretakers, teachers, co-workers, ...

Isabelle Lowe, 19, after suffering an allergic reaction to box hair dye at home. Lowe had dyed her hair in the past and never reacted, but that changed in September.