In general, your tolerance to alcohol depends on several factors, such as genetics, body weight and hydration levels. But it is also affected by your diet, and when you are on a low carb diet, you will really feel that drink much more than usual. This is good news or bad news, depending on your point of view. On the one hand, drinking keto on the diet can put you at risk for an unpleasant hangover; On the other hand, spending less money at the bar to obtain the same effect is definitely an advantage. Either way, here is why this happens.