Fig. 1. Hair growth promoting effect of Polygonum multiflorum extract. Telogen-matched, 7-week old C57BL6/N mice were shaved and topically applied with vehicle (n=5)
or Polygonum multiflorum extract (4.7 mg/12cm2) (n = 5). Photographs were taken every week after applying Polygonum multiflorum extract or vehicle on the shaved dorsal
skin. More black coloration was observed in Polygonum multiflorum extract treated mice than in control. Control (A–E); Polygonum multiflorum extract (F–J).