Will a meal with added fiber lessen the effects of after meal rise in blood sugar, even if that meal contained high gi foods like pasta or rice?

Fiber. : Fiber does slow the absorption of macronutrients from the stomach. As such, it may temper the post-meal blood sugar spike hat would be expected after a sugary meal. Avoiding sugary foods as much as you can is always the more prudent way to go, but the effect of fiber you described is accurate.

Not likely: What you described is not likely to be an effective strategy to control rise in blood sugar following meals. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex, if you have sex.