Johnson's Baby Pure Liquid Mineral Oil to Prevent Moisture Loss, Original, 14 Fl. Oz (Pack Of 1) Johnson's Baby Oil, mineral oil in an Original Scent, helps to form a silky barrier to prevent excess moisture loss and protect against dryness, leaving baby's delicate skin soft and smooth. This lightweight, moisturizing mineral oil locks in up to 10x more moisture on wet skin than an ordinary lotion can on dry skin. This allergy-tested, gentle baby massage oil is free of parabens, phthalates, and dyes.