Hair Science
Science-based answers to the most common questions about detergent-free hair care, scalp health, ingredient transparency, and New Wash.
Troubleshooting
Troubleshooting
- New Wash worked great for years and suddenly seems less effective. Why?
- I have dandruff or flaking. Will New Wash help or make it worse?
- My hair feels dry or brittle since switching. What's happening?
- My scalp is itchy since switching. Is something wrong?
- I'm using enough product but hair still feels greasy. Could it be rinsing?
- How much New Wash should I be using?
- What information should I gather before troubleshooting a New Wash performance issue?