枸杞沙棘浓浆缓解视疲劳作用研究

Study on the Alleviating Effect of Goji Berry and Sea Buckthorn Concentration on Asthenopia

观察枸杞沙棘浓浆对视疲劳的缓解作用。符合纳入排除标准的自愿受试者43例,按75 g/d饮用枸杞沙棘浓浆60 d。试饮前后分别进行眼部症状检查、明视持久度测定、视力检查及血液安全性指标的检测。结果表明:试验结束时受试者视疲劳症状改善,症状改善有效率为76.7%,症状积分显著下降(P<0.01)。试饮前后受试者明视时间延长(P<0.01),明视持久度显著提高(P<0.01),平均明视持久度提高10.15%。双眼视力无明显变化。试饮后受试者的血液安全性指标均在正常范围内,且前后无显著性差异。枸杞沙棘浓浆具有缓解视疲劳作用。

To observe the alleviating effect of goji berry and sea buckthorn concentration on asthenopia.There were 43 volunteers who met the inclusion and exclusion criteria,drinking goji berry and sea buckthorn concen-tration for 60 days according to 75 g/d.Before and after the test,Ocular symptom examination,visuognosis persistence determination,vision inspection and blood safety index detection were conducted.The results showed that the symptoms of visual fatigue were improved at the end of the experiment,the effective rate of symptom improvement was 76.7%,and the symptom score was significantly decreased(P<0.01).After experiment,the visuognosis time of the subjects was prolonged(P<0.01),and the visuognosis persistence increased by 10.15%(P<0.01).There was no obvious change in binocular vision.The blood safety indexes of the subjects were all within the normal range,and there was no significant difference compared to before goji berry and sea buckthorn concentration has the effect of alleviating asthenopia.