15 Best Volumizing Shampoos for Fine, Flat Hair (Tested and Reviewed for 2023)

https://www.cosmopolitan.com/style-beauty/beauty/g28829338/best-shampoo-for-fine-hair/

"This (Authentic Beauty Concept Amplify Cleanser for Fine Hair) shampoo gives hair amazing lift and shine, says Cavalcante, adding that it's "gentle and non-drying so it won't strip your hair and scalp." It's a great option for fine or thin hair that's straight, curly, or wavy and needs some extra bounce and body—and it's a safe choice for color-treated hair too."