If you have an itchy scalp, you may be wondering if your shampoo could be the cause. It's possible that your shampoo is irritating your skin or causing an allergic reaction. However, it's also important to remember that there are many other potential causes of an itchy scalp. If you're concerned about your shampoo, try switching to a different brand or formula. You can also talk to your doctor about other potential causes of your itchy scalp.