* While riding in a car, bus, plane or train, never try to put on mascara or eyeliner.

* Don’t share makeups! It becomes contaminated with bacteria and may lead to serious problems. Also, never use your saliva to moisten sponge or brush, this may cause a more severe problem.

* Wash your hands before applying makeup. It will help prevent bacteria from being exposed to your makeup.

* Never go to bed while wearing your eye makeup. This can cause problems such us itching if mascara flakes into your eye, bloodshot eyes, eye scratches or even infections. Make sure to remove your makeup before you sleep.

* Tightly close makeup containers and lids when not in use.

* To avoid destroying makeup preservatives, keep it away from direct sunlight

* If you have eye infection like conjunctivitis (pink eye), throw away any makeup you’ve use when you discovered the infection.

* Don’t put liquids to any product unless the instructions tell you to.

* If the odor or color of any makeup changes, throw it away!