use the gel inside this handy pen to combat breakouts as soon as they start! The cellex-c skin perfecting pen is the ideal addition to your acne skin care arsenal. Or, use it to alleviate itching from insect bites. the individual botanical ingredients contained in the pen were chosen for their natural abilities to heal the skin. Rosemary, lavender, peppermint, zinc and olive leaf come together in a gel formula that diminishes the dull ache caused by breakouts. It can also decrease the length of a breakout by discouraging bacteria growth on the skin. this pen can be used up to three times a day when needed, but ought only to be used on occasion. It works on all skin types. Although it is best to leave the skin bare when using this product, it can be used under make-up if necessary. It can also be used along with retin-a products, as long as the products are not applied at the same time.