Brand from South Korea: PUREDERM. Multi-step hair treatment for healthy and shiny hair. Enriched with green tea extract, black raspberry extract, bai zhi extract and Polygonum Multiflorum root extract to protect and nourish your hair. How to use: 1. Take a proper amount of shampoo on hands and lather up to apply on damp hair and scalp. 2. Massage gently and wash off with flowing water. 3. After shampoo, take a proper amount of conditioner and massage on slightly damp hair. 4. Leave for 3-5 minutes and rinse off thoroughly. 5. Take a moderate amount of serum and apply to damp or dry hair.