The active ingredients in the original Clearasil product were sulfur and resorcinol
The stuff was created in 1950 by Ivan Combe (an inventor of personal-care products) with the help of chemist, Kedzie Teller.
These "Draw Me" ads have also been around for quite awhile! I didn't realize how long until I started collecting magazines from the 50's. They've been around since 1914 and I happen to have grown pretty fond of their ads. I'm going to search them out and share them here with you.
Cheez-Its were first made by Sunshine Biscuit Company in 1921
This came from a January, 1951 issue of True Romance