The abdomen has a lower pH than the rest of the body. That is why Dr. Greve Perfume-free intimate wash has a pH of 3.5 and contains lactic acid which helps to preserve the natural low pH balance in the abdomen. The intimate wash has a delicious and soft texture and is perfume-free. The intimate wash contains extracts from cranberry and aloe vera which have a nurturing effect on the skin. Dermatologically tested on sensitive skin.