One of the most important parts of diet we fail to educate the public on is glycemic index vs glycemic load. Index is essentially the raw score for how drastically a particular food will raise blood sugar. Glycemic load looks at the totality of what one eats then predicts what the effect of one's blood sugar will be. For example eating sugar with fat will spike blood sugar less than simply eating sugar.
Further reading: https://www.health.harvard.edu/diseases-and-conditions/the-l...