Compared to other hair removal methods like laser or electrolysis. H.Ogel for Face and Body is painless, works on hair of any color and has no side effects. The active ingredient BioAlpha is a proprietary compound of plant sterols that treats the cause of the problem and not just the symptoms by a unique ability to locally decrease the excessive formation of certain substances that are solely responsible for the growth and density of terminal hairs (thickness & pigmentation) of the female body.