Makeup is not a new discovery. More than three thousand years ago women in Greece have used the makeup. In cosmetic products contained lead in order to get lighter skin tone. Women who lived in Ancient Egypt used a dark substance known as antimony to darken the eyelids. Today makeup is more widely used than ever. Cosmetic advertisers are currently aimed at men and women in order to expand its bulk business.

The exact definition of what is cosmetic, was given in accordance with the trade practices Act in Australia in nineteen seventy-fourth year. It sounds like this: "cosmetics - substances and preparations intended for use on any external part of the human body".

People use makeup to hide their flaws and to improve the smell of our body. So what are these things that we apply on your face and body? Most cosmetic products contain some of the following ingredients: emulsifier, preservatives, thickener, pH stabilizers, flavors, dyes and water.

Preservatives are added to the other ingredients of cosmetics to prevent the growth of bacteria and fungi that can ruin the makeup and harm the user.

Emulsion - small droplets of oil in water or small droplets of water in oil. In order to keep oil and water in the bottle, add the emulsifier. This combination is made in a homogeneous mixture with a smooth texture.

Once this texture has turned out, adding the polymers to change consistency of the cosmetic. Thickeners can be obtained from synthetic materials known as polyethylene glycol or from natural sources known as polysaccharides.

If the cosmetic becomes too thick it can be diluted with water or alcohol, are both solvents.

A number of chemical substances may also be present to give the cosmetics a more pleasant smell, or change its color to the desired shade. There are also additives to adjust the acidity of make-up or pH level. The majority of compounds contain these ingredients to be safe for many people.

If you had the skin reaction to some substances, or you know you are allergic to some substances, be careful before you buy a new lipstick.