Immunotherapy helps to strengthen or restore the immune systemâs ability to fight cancer. Immunotherapy is sometimes called biological therapy. You may also hear the term immune-oncology, which is the study of how the immune system interacts with cancer cells in order to find ways to prevent or treat cancer.
1 According to TheDocShop.com the cost of a light chemical peel can be anywhere from $150 to $300 while medium to deep chemical peels can cost $1,000 to $6,000.2  Each peel can take anywhere from 10 to 60 minutes to have done. The average deep chemical peel can cost a patient anywhere from $200 to as much as $5,000. 2  Keep in mind that there are occasions where the patient is going to need more than one visit to the dermatologist.
After the chemical peel treatment, the face looks fresher and smoother because the new skin is exposed. Chemical peels for face range from light to deep, depending on the skin type. In general, chemical peels are not recommended for people with darker skin complexions. The chemicals in the solutions often trigger acne breakouts, hyperpigmentation, or hypopigmentation in certain skin tones. Uneven coloration is often permanent and difficult, if not impossible to reverse.