How much coffee can I drink at most a day? Do you drink more than 10 grams of black coffee a day?

Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style) after three o'clock, drink coffee first. Do it? do it! Have some coffee first. No matter how much money you earn, you can't take it with you! When it comes to sleepy, sleepy in spring, tired in summer, tired in autumn and hibernating, it is very familiar. But when will people not be sleepy? In the final analysis, I can still face my cell phone at night.