Johnson & Johnson baby oil locks in up to ten times more moisture on wet skin than an ordinary lotion can on dry skin, leaving your baby's skin soft and smooth. It is clinically proven to help prevent excess moisture loss. This gentle oil is also easy to spread, so it's great for baby massage. Johnson & Johnson baby oil locks in up to ten times more moisture on wet skin than an ordinary lotion can on dry skin, leaving your baby's skin soft and smooth. It is clinically proven to help prevent excess moisture loss. This gentle oil is also easy to spread, so it's great for baby massage.