Our herbal hair Essence spray contains PCA sodium, ginger root extract, Polygonum multiflorum extract. It can strengthen the roots of lush hair, reduce dryness and promote healthy hair. Its application is simple: just apply 2 hair essence activators after you wash your hair and use the roller to roll back and forth on the lightly pressed work area where you want to work. It is recommended to use this duo 2-3 times a week for best results. Herbal hair Essence Spray strengthens the roots, makes hair more lush, reduces dryness, promotes hair health, and gives you smooth, beautiful hair.