Cold sore throat can eat lychee, will not cause the symptoms to worsen, but be careful to avoid foreign objects stuck in the throat, and high blood sugar people should not eat lychee. Cold sore throat can eat lychee, lychee’s main ingredients for water, sugar, vitamins, proteins, etc., does not contain stimulation of the throat part of the ingredients to aggravate the cough. And during the cold immunity is relatively low, eat lychee can supplement vitamins, proteins and other nutrients, is conducive to immunity enhancement and fight the cold virus. However, care should be taken to avoid foreign objects getting stuck in the throat, especially in people with coughing symptoms. Coughing while eating lychee may lead to the lychee core stuck in the throat, and in serious cases, asphyxiation may occur. You need to take the Heimlich maneuver immediately, and if it is ineffective, you need to seek immediate medical attention to avoid serious consequences. People with high blood sugar should also not eat lychee, so as not to cause blood sugar fluctuations.