Crystal, in her video review of PhD Shampoo by Living proof, expressed her satisfaction with the product. She mentioned that the shampoo effectively removed the build-up in her hair, which other shampoos failed to do. Crystal also mentioned that she had been using the Living proof restore shampoo incorrectly, as it is meant for people with dyed hair. Despite this, she found that PhD Shampoo worked wonders for her hair, leaving it feeling clean and amazing. Crystal emphasized that she values cleanliness and was pleased to have found a shampoo that met her needs. Overall, Crystal's review highlights the effectiveness of PhD Shampoo in removing build-up and leaving the hair feeling clean.
