| abstract |
The invention belongs to Chinese herbal medicine extractive technique fields, specifically disclose a kind of Gotu Kola P.E with anti-inflammatory Shu Min effect, the Gotu Kola P.E, using being prepared following preparation method: accumulated snow grass meal is added ethyl alcohol and extracted by S1., ultrasonic wave assisted extraction, it is centrifuged or filters after extraction, collect filtrate；S2. active carbon decoloring is added in filtrate in S1, decoloration filtrate is collected in centrifugation；S3. by filtrate concentration of decolourizing in S2, chitosan solution removal of impurities is added, after filtering, collects removal of impurities filtrate；S4. purification with macroreticular resin is added in the filtrate that will clean in S3, with obtaining eluent after ethanol elution；S5. by after eluent concentration, desalination, drying in S4, the Gotu Kola P.E is obtained；Concentration of alcohol is 60 ~ 90% in S1, and ultrasonic power is 228W ~ 380W, and solid-liquid ratio is 1:20 ~ 80 in S1.Gotu Kola P.E provided by the invention has significant anti-inflammatory Shu Min effect, and it is anti-oxidant, except free radical effect is prominent, have in the skin care item of anti-inflammatory Shu Min and widely apply. |