She was not involved in the study.
In fact, including blueberries in your diet may offer health benefits and help manage your diabetes.
Should You Eat Blueberries If You Have key in 2 Diabetes?

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Whilelimiting added sugarsis a good idea, the American Diabetes Association does not recommend avoiding fruit.
But it’s not the only study that suggests blueberries can benefit diabetes outcomes.
Those who consumed the blueberry-containing smoothie showed improved insulin sensitivity when compared those who did not consume blueberries.
2020 Mar 9;4(4):nzaa030.
doi:10.1093/cdn/nzaa030
Centers for Disease Control and Prevention.key in 2 diabetes.
2018 Feb;118(2):343-353. doi:10.1016/j.jand.2017.11.021
American Diabetes Association.Fruit.
2010 Oct;140(10):1764-8. doi:10.3945/jn.110.125336