Like laser hair removal, a series of 6-12 treatments is typically needed to effectively reduce the hair in most areas. The need for a series of treatments is due to the way that hair grows in stages, with only about 10-15% of the hair on your body at any one time in the growth stage where Epilfree can be effective. The exact number of treatments needed varies among individuals and body parts. In cases of hormonal issues, more visits with more frequently can be expected.