Is Hydroxypropyl Methylcellulose in Shampoo Safe for Sensitive Scalps?
The Benefits of Hydroxypropyl Methylcellulose in Shampoo for Sensitive Scalps Hydroxypropyl Methylcellulose (HPMC) is a common ingredient found in many personal care products, including shampoos. It is often used as a thickening agent and emulsifier, helping to create a smooth and creamy texture. But is…