6. Skin Care Center
As you already know, skin is the largest organ of the human body and it needs to be taken a good care of it. People need to be extremely careful with their skin because they are exposed to different dangers. Skin care centers are helping other people to maintain their skin healthy with nutrition, cosmetics, sun protection and skin relief treatments, among other. Skin care doctors are also called dermatologists. If you are interested in this idea, and you think it will be very profitable for you, you can also think about adding a laser skin treatment and facial treatment. If you are not a dermatologist, you can find a person who is and you can include them on the team as an investor.