A SKIN WHITENING COMPOSITION CONTAINING ETHANOLIC EXTRACTS OF ECKLONIA STOLONIFERA OR ECKLONIA CAVA OR PHLOROTANNINS SEPARATED THEREFROM

摘要

PURPOSE: A composition containing Ecklonia stolonifera or Ecklonia cava spirit extract is provided to suppress tyrosinase expression and melanogenesis. CONSTITUTION: A composition with a whitening effect contains Ecklonia stolonifera spirit extract as an active ingredient. The Ecklonia stolonifera spirit extract is used as a material for a cosmetic product for skin whitening, a pharmaceutical product for treating hyperpigmentary dermatitis, and a functional food for whitening. The composition also contains Ecklonia cava spirit extract as an active ingredient. The composition additionally contains dieckol or phlorofucofuroeckol A as an active ingredient. [Reference numerals] (AA) Ecklonia stolonifera/Ecklonia cava; (BB) Drying in the shade; (CC) Powder; (DD) - reflux condensing extraction(repeat three times) - using spirit; (EE) Extraction; (FF) Filtering by reduced pressure; (GG) - vacuum rotary concentration - 40°C(removing organic solvent); (HH) Ecklonia stolonifera/Ecklonia cava crude extract; (II) Organic solvent soluble fraction(repeat 3-4 times); (JJ) N-hexane soluble extract; (KK) Water soluble fraction; (LL) Dichloromethane soluble extract; (MM) Water soluble fraction; (NN) Ethyl acetate soluble extract; (OO) Water soluble fraction