According to Svendsen, facial aesthetic microcurrent, facial machines are used to “work out” the muscles of the face, stimulate collagen, and tighten skin look. There is a technique known as microcurrent that employs low voltage electricity to promote muscle, ATP cell proliferation, and collagen production in the dermis of the face.” https://biosonicmicrocurrent.com/what-is-a-microcurrent-facial-machine
















