I was about to make this same suggestion! Here’s a quote from our ole friend Jack Westin explaining why using “feedback” is wrongly used here.
“Feedback regulation: A process by which the product of a metabolic pathway influences its own production by controlling the amount and/or activity of one or more enzymes involved in the pathway.”
https://jackwestin.com/resources/mcat-content/control-of-enzyme-activity/feedback-regulation#:~:text=Feedback%20regulation%3A%20A%20process%20by,enzymes%20involved%20in%20the%20pathway.
Insulin is not a product the the glycolysis pathway.
Source: Other - https://jackwestin.com/resources/mcat-content/control-of-enzyme-activity/feedback-regulation#:~:text=Feedback%20regulation%3A%20A%20process%20by,enzymes%20involved%20in%20the%20pathway.