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this strengthening shampoo gently cleanses, repairs, and thickens fragile hair. formulated with rice water to strengthen and repair, izumi tonic shampoo leaves hair 30x stronger* and reduces split ends by up to 91%*. this shampoo provides a deep yet gentle cleanse while strengthening and adding nourishment to hair. it features a lightweight formula that cleanses and thickens without stripping hair of its hydration. 

inspired by a japanese haircare tradition, the izumi tonic range is formulated with rice water, known to restore damage, prevent future breakage, and reveal healthier & smoother hair. we source our rice water from hyogo, japan in an eco-friendly manner.




  • increases hair diameter 
  • leaves hair 30x stronger* 
  • thickens hair 
  • reduces split ends up to 91%*
  • softens & smooths 
  • adds shine

izumi tonic strengthening shampoo

Excluding Sales Tax |
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