When is the M2 Eyebrow Renewing Serum applied?
The serum is applied once a day. To achieve optimum results, we recommend applying the product to clean, dry, grease-free eyebrows in the evening after removing make-up.
https://www.m2beaute.com/en/eye-care-faqs/m2-beaute-eyebrow-renewing-serum/when-is-the-m2-eyebrow-renewing-serum-applied