Nice find. I was able to find this article on sourdough that it referenced.
Interesting explanation on how fermented dairy is more acceptable in terms of an insulin response than plain dairy. Even though high fat dairy products have a low GI they still have an effect on blood glucose.
Inconsistency between glycemic and insulinemic responses to regular and fermented milk products
"It is not what you are that holds you back, it is what you think you're not."
Some people with a little learning may be quick to point out that protein drives insulin up as well. This is true, but with a catch. Protein drives both insulin and glucagon up, so you don’t have the pure insulin effect. Only carbs will give you that. With carbs, insulin goes up while glucagon goes down. With meat and other proteins, the effects of the elevated insulin are muted by the concomitant rise in glucagon. (Glucagon isn’t called insulin’s counter-regulatory hormone for nothing.
activate the rhythm, the rhythm that has always been within