It's always important to keep an eye your blood sugar levels, especially on the HCG Diet. This is because your blood sugar usually drops while on the diet. Here is what I found out about your blood sugar on the HCG Diet. From Pounds And Inches - "Towards the end of a course or when a patient has nearly reached his normal weight it occasionally happens that the blood sugar drops below normal, and we have even seen this in patients who had an abnormally high blood sugar before treatment. Such an attack of hypoglycemia is almost identical with the one seen in diabetics who have taken too much insulin. The attack comes on suddenly; there is the same feeling of light-headedness, weakness in the knees, trembling, and unmotivated sweating. But under HCG, hypoglycemia does not produce any feeling of hunger. All these symptoms are almost instantly relieved by taking two heaped teaspoons of sugar. In the course of treatment the possibility of such an attack is explained to tho...