Question: what is the difference between microdermabrasion and hydrodermabrasion?
Answer: It differs from microdermabrasion because it employs saline solution and oxygen rather than microcrystals. With hydrodermabrasion, the device sprays a supersonic jet of water droplets, which peels away the top layer of the skin. ... This procedure also boosts collagen production, which has an anti-aging effect on the skin.