Polygonum is a traditional Chinese medicine with a long history in hair growth promotion and hair blackening. Our Grey Reverse Hair Darkening Shampoo reverses grey hair back to your original hair color. Continuous use of the hair darkening shampoo for 60-90 days increases new black hair formation by up to 275%.
Main Ingredients: Polygonum, Fallopia Multiflora, Ginger
Volume: 30 mL
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