At its root, adult acne is caused by the same things that cause teen acne: excess skin oil and bacteria.
Comment: I took it 20 years ago as a last resort for horiable teen acne.
Get the facts on teen acne.
Some people do fine using one acne product, although many need a combination of approaches to control their teen acne.
Get tips on clearing up teen acne, pimples, blemishes, and blackheads.
"The fine little bumps of teen acne can still happen in adulthood, but it's much less common."
As frustrating and embarrassing as teen acne might be, most cases can be handled with the same stuff people have been using for generations - gentle washing, cleansing pads, and over-the-counter creams.
But some cases of teen acne do need to be seen by a doctor.
Adding on teen acne - and the embarrassment and self-consciousness that comes with it - can make it that much harder.
What else can help clear teen acne?