Comment by dudisubekti

Fair but resistant starch that we're speaking of behave more like soluble fiber:

https://nutritionsource.hsph.harvard.edu/carbohydrates/fiber...

> Resistant starch – Soluble fermentable fiber found in legumes, unripe bananas, cooked and cooled pasta, and potatoes that acts as a prebiotic. Adds bulk to stools but has minimal laxative effect. May help to normalize blood sugar and cholesterol levels.

For stronger studies, these guys have you covered: https://www.ncbi.nlm.nih.gov/books/NBK559033/