Apply for 1 month 1 time per week. Hair grows about 10 cm! Mask recipe is very simple and is based on the fact that mustard bake, warming the skin of the head and causing a rush of blood to the hair follicles. 2 tablespoons dry mustard powder (available from the Department of spices) with hot water to dissolve 2 tablespoons of hot water, 1 egg yolk, 2 tablespoons olive (peach, burdock, and any other cosmetic oil), 2 teaspoons of sugar (the more sugar, the meaner). NO WAY!