For more stubborn dark spots or cases of melasma, medium-depth peels may ... a few days before the treatment. It reduces the ...

After a chemical peel ... which helps ensure that the peel, once applied, will go on evenly and penetrate properly. Before applying the peel, the dermatologist will rub Vaseline or petroleum ...

On top of that, melasma is also tricky to treat because it's a chronic condition. "Even after effective treatments ... Professional-strength chemical peels can help improve the superficial pigment ...