1 A blood sample will be taken after an overnight fast. 2  A fasting blood sugar level less than 100 mg/dL (5.6 mmol/L) is normal. 3  A fasting blood sugar level from 100 to 125 mg/dL (5.6 to 6.9 mmol/L) is considered prediabetes. 4  If it's 126 mg/dL (7 mmol/L) or higher on two separate tests, you have diabetes. For this test, you fast overnight, and the fasting blood sugar level is measured. 2  Then you drink a sugary liquid, and blood sugar levels are tested periodically for the next two hours. 3  A blood sugar level less than 140 mg/dL (7.8 mmol/L) is normal.
A serving size should be no larger than 4 to 6 ounces, and you shouldn't exceed 12 ounces of protein in your day. Naturally, if you're having protein without saturated fat, such as fish or tofu, you can have more.
With recent launches of Lunchables Protein Packs and Cheerios Protein, it seems food companies are trying to sell us on more protein in just about every aisle of the grocery store. The average adult needs about 0.8 grams of protein per kilogram of bodyweight a day, which comes out to roughly 56 grams of protein a day for men and 46 for women, according to the Institutes of Medicine.