To prevent a build-up of oil and product, Grummel recommends using a pre-wash like once a week before your regular shampoo and conditioner for a deep-cleaning.
She also recommends applying your conditioner with your head tipped upside down, so you can really focus on the ends. “This will guarantee that conditioner wont get on your roots making your hair greasier.”She also says to make sure you're thoroughly washing your hair. “Sometimes two or even three shampoos are necessary, especially if you haven’t washed in a few days and have product build up." Once your hair is dry, Grummel recommends brushing with a boar-bristle brush like a to make sure the oils from your scalp are evenly distributed.
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