Customer Reviews are written or star-rated feedback provided by customers based on their personal experiences with a product, service, or brand. In the beauty industry, these reviews often include comments about product effectiveness, texture, scent, packaging, and overall satisfaction. They are displayed on e-commerce sites, social media platforms, or third-party review platforms, helping potential buyers make informed decisions. Customer reviews serve as powerful social proof. Positive reviews build credibility and trust, while negative ones offer valuable insights for improvement. Engaging with reviews—by responding, thanking customers, or addressing concerns—also shows that a brand values its customers.