Men : you should shave your face the day before. The treatment area should be hair-free.

Ladies and Gentlemen:

• Do not perform deep peels for 3 months prior to treatment.
• Ideally, do not tan your skin 3 weeks before the treatment.
• Discontinue retinol medication six months before the procedure.
• Stop drinking photosensitive herbs, e.g. St. John's wort, calendula, field horsetail, two weeks before the procedure.