Mesotherapy Treatment Hair Treatment mesotherapy treatment for hair loss are derived from mesotherapy. You will hear about proprietary approaches such as MesoHair, which have shown positive results with hair re-growth in both men and women. Using a specialized cocktail, your scalp is essentially given a vitamin boost which can improve the blood circulation in this area. Better circulation allows your hair follicles to be better nourished…all of which can improve hair re-growth.