Many people have skin that is affected by one problem or the other. Acne is a major problem and often causes a great deal of scars and uneven skin. In such a situation it is important to take care of the acne right from the beginning. But some people do not do this and end up with marks on the face. The usage of obagi blender and tretinoin will greatly help in reducing this problem. It is the best way to attain your flawless skin back. The tretinoin is a very strong product and so it is better to use it in combination with the blender from obagi.