Designed to mimic your body’s own natural fluids, PROBE® is the most natural lubricant on the market. It has three simple ingredients, no harsh chemicals, and a natural citrus preservative. PROBE® is safe for vaginal, rectal, and oral use and is even harmless if swallowed. PROBE® is also recommended by many doctors and is in use by State Health Departments, Planned Parenthood Clinics, and Universities across the country. Order PROBE® Personal Lubricants on-line now.