Hayashikane Sangyo CO., LTD., and Shiba Palace Clinic's article, "Effect of polyphenols from water chestnut pericarp on hair-related quality of life in healthy middle-aged, and older subjects A randomized, placebo-controlled, double-blinded, parallel-group, comparative study" was published in Glycative Stress Research.

The article proves that polyphenols derived from water chestnut pericarp are an effective food ingredient for improving health by addressing thinning hair and improving quality of life in middle-aged and older males and females.

GOKO's haid and scalp observation scope, the custom-made model of GOKO EV-6HD multidistance scope from GOKO Imaging Devices Co., Ltd. was used in this hair and scalp evaluation.