Abstract:
PURPOSE: A composition for protecting liver containing Dictyota coriaeum extract is provided to induce quinone reductase activity and to protect liver. CONSTITUTION: A composition for protecting liver contains 0.01-25 ug/ml of Dictyota coriaeum extract as an active ingredient. The Dictyota coriaeum extract is ethanol extract. The composition is a health food composition. The health food includes soft drink, mineral water, alcohol beverage, vitamin, or mineral. The health food is used in the form of tablet, capsule, chewing tablet, granule, powder, liquid solution, suspension, dispersion solution, emulsion, or syrup.
Abstract:
A composition comprising the extract, a fraction or an isolated compound of Thuja orientalis is provided to inhibit sorbitol accumulation and non-enzymatic saccharification causing neurological disorder and neurological damage by inhibiting aldose reductase, so that the composition is useful for prevention or treatment of diabetic complications. A composition for prevention or treatment of diabetic complications comprises the extract, a fraction or an isolated compound of Thuja orientalis such as quercitrin which is isolated by (1) extracting Thuja orientalis with water, C1-C4 lower alcohol or a mixture thereof, (2) fractionating the extract of Thuja orientalis with ethyl acetate, and (3) adding CH2Cl2-MeOH or hexane-ethylacetate into the fraction of Thuja orientalis, and is a pharmaceutical or health food composition.
Abstract:
본 발명은 이고들빼기( Crepidiastrum denticulatum ) 추출물을 유효성분으로 함유하는 망막질환 예방 및 치료용 조성물에 관한 것으로, 구체적으로 이고들빼기를 유기용매로 추출하여 제조되는 추출물을 포함하는 망막질환 예방 및 치료용 조성물에 관한 것이다. 본 발명의 조성물은 망막 신경 세포의 퇴화를 보호해 주는 작용을 나타내므로 망막세포의 퇴화와 관련된 녹내장, 노인성황반변성 등 망막질환의 예방 또는 치료용 소재로 유용하게 사용될 수 있다.