The leaf on the right shows a positive test for starch in the areas which contained chlorophyll, and a negative test for starch in the areas which lack chlorophyll. This is evidence that ...

Unlike yellow bananas, green bananas are rich in resistant starch, fibre, and essential nutrients while being lower in sugar. The resistant starch acts like a prebiotic, feeding good gut bacteria ...

In their green stage, Dr Rajan says, bananas are packed with resistant starches that work as a prebiotic (food for the healthy bacteria in our gut). A 2021 study found that the resistant starch ...