1.[Premium Natural Ingredients] Our shampoo bar contains precious herbal ingredients such as Polygonum multiflorum, which can activate hair pigment cells and melanin cells, keeping the scalp healthy; mint deeply purifies the scalp. 2. [Strong and Healthy Hair] The Polygonum multiflorum shampoo bar effectively improves scalp conditions, which is crucial for healthy hair growth. The black hair shampoo bar helps balance oily scalps, increase hair volume, and provide nourishment to hair follicles. 3.[Refreshing and Revitalizing] The Polygonum multiflorum shampoo bar helps maintain the scalp's oil balance, preventing it from becoming too greasy or dry. After use, the scalp feels refreshed and revitalized, ensuring hair stays hydrated, healthy, and shiny. 4.[Deep Cleansing] This shampoo bar deeply cleanses the scalp and hair, leaving hair fresh and healthy. 5.[Easy to Use] After wetting hair, apply the shampoo bar directly to wet hair and gently massage the scalp for 2-3 minutes, then rinse off the foam with warm water. It effectively promotes hair growth and darkens hair. A perfect choice for both men and women.