Perfect Hair Day (PhD) Triple Detox Shampoo by Living Proof is a powerful, clarifying shampoo designed to remove three types of impurities from your hair. This shampoo is perfect for those who want to detox their hair without stripping away moisture or damaging it. It’s formulated with a patented technology that cleanses thoroughly while preserving your hair’s natural moisture balance. Suitable for all hair types, the PhD Triple Detox Shampoo restores hair’s natural shine, softness, and vitality.