Botanical oils can moisturize the skin.  Dry skin can benefit from botanical oils, while oily skin can benefit from slowing down oil production. 
Botanical oils can be rich in antioxidants, which can help repair skin damage and protect the skin from environmental toxins.  Antioxidants can also help lock in moisture. 
Botanical oils can create a protective barrier on the skin that keeps moisture in and toxins out.
Botanical oils can reduce redness, swelling, rashes, itching, and other types of inflammation. 
When applied directly to the skin, botanical oils can prevent infection from minor cuts and wounds and promote faster healing. 
The oil from a massage can seep into the skin and provide relief to muscles almost instantly. 
Plant-based oils can reduce the appearance of wrinkles by plumping the skin. 
Botanical oils can boost the skin's immune system.