Brand Website: https://www.moist-diane.jp/

Diane is one of Japan's most beloved haircare brands, known for combining natural botanical oils with salon-grade beauty science to deliver effective, luxurious haircare for all hair types. Formulated with organic Moroccan argan oil, keratin, and plant-based extracts, Diane's award-winning shampoos and treatments target dry, damaged, frizzy, or colour-treated hair—leaving it soft, shiny, and resilient.