Enzymes with added sugar are not recommended for diabetics, and even enzymes without added sugar need to be used with caution. Enzyme is a microbial fermentation product containing specific bioactive ingredients, and some enzymes sold on the market may have more added sugar, such enzymes are not recommended for diabetic patients. If it is no added sugar enzyme also need to be used with caution, because the enzyme has been publicized as a kind of anti-cancer, anti-aging, enhance the body’s antibacterial and anti-inflammatory effects of health care products, but whether these effects are real and effective is yet to be proved. Therefore, diabetic patients should be careful to use such enzymes. Diagnosed diabetes patients should actively cooperate with the doctor’s treatment, should be scientific, rational use of health care products, should not blindly take health care products.