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Phase II, clinical evaluation of 2% polyphenone (green tea extract) in a hydrophilic gel to assess improvement in damaged and premature aged facial skin. a placebo-controlled, double-blind study
Study Design
Subject Type
Human
Trial Design
Single-Blind, Randomised, Controlled
Trial Duration
28 days
Participants
60
Age Range
25-60 years
Efficacy
Intervention(s)
Outcome
Method
Effect
Description
Epigallocatechin Gallate
Skin Smoothness
Clinical grading
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Study Summary
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