Enrichment are nutrients that were lost during food processing have been added back. An example is adding back certain vitamins lost in processing wheat to make white flour. Fortification are vitamins or minerals that have been added to a food that weren't originally in the food.
It increases the blood sugar. You have to make sure your blood sugar is not too low or not too high. If it becomes to high/low your health can become really bad. Yes, diabetes is harmful to your body because it can cause a heart disease, stroke, kidney damage, and nerve damage.
According to the NAEYC D. KINDERGARTENERS...... I hope this helps you! : )