Plenty of us have mastered clever hairstyles designed to hide exactly how dirty our strands are, but if you find yourself relying on updos and dry shampoo despite regular washes, that could be a sign you’re in need of the best shampoo for oily hair. Vogue ’s Favorite Shampoos for Oily Hair According to Morgan Rabach , MD, board-certified dermatologist and co-founder of LM Medical in New York, NY, oily hair is caused by an overproduction of sebum, your skin’s natural oils—and while it can be frustrating, it’s actually critical to your scalp’s health. “The scalp produces oil for many important reasons, including protecting the scalp and hair as well as preventing flaking and irritation,” she explains.

“Sebum has antimicrobial properties that help maintain the skin from infections and dandruff.” Furthermore, sebum helps nourish your hair to keep it strong and shiny. Ahead, everything you need to know about alleviating your oily hair—from what causes oiliness to the best products to shop.

In This Story: Best Overall: Neutrogena T/Sal Scalp Buildup Control Best for Fine Hair: Ouai Fine Hair Shampoo Best for Dry Scalps: Moroccanoil Scalp Balancing Shampoo Best Silicone-Free: Biolage Scalp Sync Clarifying Shampoo Best Custom: Prose Custom Shampoo Best Detoxifying: Christophe Robin Advanced Purifying Shampoo Best for Scalp Buildup: Bumble and bumble Sunday Clarifying Shampoo Best for Sensitive Scalps: Sisley Paris Gentle Purifying Shampoo Best Hydrating: Crown A.