Can M2 Eyelash Activating Serum be used after a permanent make-up treatment?
Do not use the Eyelash Activating Serum immediately following such a treatment because you might still have open wounds. Please wait until these are completely healed before using the Eyelash Activating Serum again.
https://www.m2beaute.com/en/faq/list/66dd92292c204b6487ba8488ad54bd22