The Scalp Purifying Micellar Shampoo. "Micelles, if you can imagine, are tiny molecules that are designed to pick up dirt, oil, and buildup like a sponge," Kristin Ess, the founder of her ...

If you want to give co-washing a try, Ess suggests alternating between a co-wash and a regular shampoo to see how your hair reacts, such as Kristin Ess Ultra Hydrating Curl Co-Wash. “Even if you ...

I tried out the Kristin Ess Hair The One Signature Shampoo and Conditioner, both £11. After spending many years as Lauren Conrad's right hand woman, Kristin has clearly adopted LC's knack for ...