It is suggested to come yearly to keep makeup looking fresh and natural. This service is priced according to area being boosted but is only for one visit. Those needing more than one appointment for color saturation may need to repeat the boost prior to a year to achieve the best look. You may need to have a color boost to achieve a more saturated color in addition to your original appointment. These treatments are subjective to your skin and color retention as well as the look you are trying to achieve or desire.