a. Generally, microblading can last anywhere from 1 to 3 years. The initial service includes a follow up visit for minor tweaking within 3-4 weeks of the service. A touch up is recommended after 18 months or possibly sooner if required. b. Since this is a semi-permanent treatment some fading will occur, however, that depends on your skin type and lifestyle. For example, if you lead an outdoor lifestyle spending a lot of time in the sun the pigment may fade sooner.