Is it safe to drink with diabetes? People with diabetes do not need to cut alcohol out of their diet. As a matter of fact, many studies have suggested that light drinking (no more than one to two drinks a day) may be beneficial to diabetes , including a recent study from China that's been in the news. However, there are some important safety considerations for people with diabetes. Alcohol competes with your liver’s ability to make glucose when your blood sugar is low. If you are on insulin or other anti-hyperglycemic medications, this can lead to dangerously low blood sugar up to 24 hours