koevaya. acid, which has a whitening effect, if we are talking about chemical peels, a huge line withs for different patients. in addition, laser techniques are phototherapy and photorejuvenation, this is the destruction of pigment using an erbium or co2 laser, and these are injection techniques with a whitening effect that work great, mesokey or biorevitalizants, or with a general effect, the only thing i want to say that once a pigment has appeared, most often it will recur, covering the area of, so to speak, hyperpigmentation, but exposing the rest of the body to the sun, it is very difficult to expect that hyperpigmentation will not recur in a given place, so we are talking about complete protection from ultraviolet irradiation , about replenishing all... deficiencies, about replenishing and stabilizing all hormonal conditions, about regular visits to a dermatocosmetologist, then we may also work on prevention, of course, natalya, thank you very much, it was it’s really interesting and useful, it seems to me, and right now we are continuing on air another experiment of our corresp