TEA TREE OIL Side Effects & Safety. Tea tree oil is POSSIBLY SAFE for most people when put on the skin, but it can cause skin irritation and swelling. In people with acne, it can sometimes cause skin dryness, itching, stinging, burning, and redness.
Baby acne is a very common skin rash which usually develops in the first few weeks after birth. It is more common in boy babies than girl babies. This rash confuses many parents who assume (and not unreasonably) that acne is something which affects adults, especially teenagers.
Congenital moles, also known as congenital nevi, are moles that are present at birth. They are caused by melanocyte cells in the dermis (middle layer of skin), epidermis (outer layer of skin), or both. These types of moles can range in size and are sometimes referred to as birthmarks.