Effectiveness 카테고리 전체FunctionalBasic CareMakeupBody Care열린 분류 Hair & ScalpOthers Hair end splitting assessment 본문 This test is intended to evaluate the effect of the hair test product on improving split ends in human hair. · Test period 4 weeks · Number of subjects 20 or more people · Claim Helps improve split ends on human hair Previous PostHair volume evaluation 26.07.02 Next PostHair protein penetration evaluation 26.07.02