Many doctors can't tell you whether to use topical products that work on acne or acne-causing agents. This is very important, because many people don't even realize that some of their acne triggers are other things like hormonal imbalances, food allergies, or over-the-counter medications like the acne medication retin-A. These products don't work 100 percent of the time, and they may cause other side effects. Many doctors will tell you that topical products have to be applied every day, and it will be very easy to miss a day. But it is important to take this into consideration when selecting an acne treatment. The best acne products to use on your skin are products that work on the underlying cause of your acne. If you don't have any acne, there's no need to spend more money than necessary. However, some acne problems are just too hard to treat. If you're not sure what acne is, I've put together a list of the top 8 types of acne that you need to know about, so you can make the right choice. For those of you who have a combination of mild to moderate acne, these products can be used for all four types.