Harper's BAZAAR US

When there's excess sebum on your scalp it can make its way down your hair, causing it to look greasy. Jenny Balding, stylist and co-owner Cutler Salon x Arlo SoHo, says there are a number of contributing factors to oily hair, but it can be exacerbated by not rinsing product off thoroughly in the shower and choosing styling products too heavy for your hair type. So if you're struggling with oily hair, take a look at your shampoo. Ahead, the seven best shampoos for oily hair so you can stop the grease before it even starts.