"If you think your hair may have buildup to the point that it is dull and not styling properly, try shampooing a couple of times with an apple cider vinegar rinse," advises Rubenstein. "This removes all excess product buildup, hard water residue, and pollutants from the hair, sort of like a scalp reset." You don't motive a really great in-rain shower conditioner for sunshiny hair—nor do you motive to doubling discipline. Sometimes, heavier conditioners destruction up going away pilus sounding ...