Those who received CBD-rich treatment experienced a notable decrease in cancer-related pain, nausea and sleep problems. In fact, these benefits were greater in CBD recipients than those who were treated with an extract containing only THC. Common risk factors and causes include over secretion of sebum, inflammation, bacterial infection and genetics. CBD oil has shown promising results when it comes to treating and managing acne. over 9 percent of Americans, acne is a pretty common skin blemish that can be unsightly and uncomfortable to many.