IS ULTRASOUND CAVITATION A SAFE PROCEDURE? Yes, It is safe, comfortable, non-invasive procedure with no known side-effects. The ultrasound energy only targets the fatty tissue layer beneath the skin and does not affect the blood vessels, nerves and connective tissues. IS ULTRASOUND CAVITATION PROCEDURE PAINFUL? No, it is pain free. The only discomfort come from … More More F.A.Q. about Ultrasound Fat Cavitation Procedure for fat loss.