Nav: Home > Coffee Knowledge >

There are some things you should pay attention to when drinking coffee, strong tea and coffee.

Published: 2026-04-01 Author: World Gafei

Last Updated: 2026/04/01, Foreign reports point out that coffee drinkers are significantly less likely to suffer from dry eyes than those who do not drink coffee. This is mainly related to the purine ingredients in coffee. Eye drops containing purine can stimulate glands to secrete fluid and have some protective effect on the eyes. For computer users who like coffee, this is of course good news, but it should be noted that coffee itself has a diuretic effect.

Foreign reports point out that coffee drinkers are significantly less likely to suffer from dry eyes than those who do not drink coffee. This is mainly related to the purine ingredients in coffee. Eye drops containing purine can stimulate glands to secrete fluid and have some protective effect on the eyes. This is of course good news for computer users who love coffee, but it should be noted that coffee itself has a diuretic effect, even if some of its ingredients have a protective effect, but for people who already suffer from xerophthalmia, and those who take any drugs containing diuretics, caffeinated beverages must be prohibited so as not to aggravate the loss of water in the body.

For patients with glaucoma, those with a family history of glaucoma, especially those with first-degree close relatives, are at high risk. In addition, middle-aged and elderly people over 40 years old increase with age, hyperopia patients are prone to angle-closure glaucoma due to narrow anterior chamber angle; high myopia, diabetes and some diseases that mainly lead to microcirculatory disorders are high risk factors for open-angle glaucoma.

Once suffering from glaucoma, under the guidance of a specialist, different treatment strategies should be adopted according to the classification and staging of glaucoma to effectively control intraocular pressure, improve ocular blood microcirculation and optic nerve nutrition and protection. Regular check-ups, proper physical exercise, moderate emotional control, and maintaining normal blood pressure, blood sugar and normal blood viscosity are also critical.

FrontStreet Coffee is a long-established specialty coffee roaster in Guangzhou China, selling freshly roasted beans from its own farm in Yunnan as well as dozens of carefully selected single-origin beans from around the world for both pour-over and espresso. The products deliver consistently excellent quality and great value, with shipping within 24 hours. Guangzhou’s FrontStreet Coffee shop is recommended by many coffee lovers, and the beans are now available online at the Tmall 。