Which food is known to have a high glycemic index rating?

The correct answer is bananas, as they are known to have a higher glycemic index rating compared to the other options listed. The glycemic index (GI) measures how quickly foods increase blood sugar levels after consumption. Foods with a high GI are digested and absorbed quickly, leading to rapid spikes in blood sugar.

Bananas, especially when they are ripe, have a higher sugar content and thus a higher glycemic index, typically ranging between 51 to 55, depending on factors like ripeness and preparation method. This rapid absorption can provide a quick energy boost, but it may not be ideal for individuals monitoring their blood sugar levels.

In contrast, apple juice, milk, and peaches tend to have lower glycemic indexes. For instance, apple juice has a moderate GI, while milk, which is rich in protein and fat, has a relatively low glycemic index, as does the fruit peach. This means that they are digested more slowly, leading to a more gradual rise in blood sugar levels. Understanding glycemic index is crucial in dietary planning, especially for individuals with diabetes or those seeking to maintain steady energy levels.