When overweight or obese people eat a small amount of mango or a cookie with the same calories, there's no difference in the levels of leptin, ghrelin, or PYY hormones after 45 minutes.

When overweight or obese people eat a small amount of mango instead of a cookie with the same calories, their insulin levels don't rise as much after 45 minutes.

When overweight or obese people eat a small amount of mango instead of a cookie with the same calories, their blood sugar doesn't go up as much after 45 minutes.

When overweight or obese people eat a small amount of mango, a hormone called adiponectin goes up after 45 minutes, but eating a cookie with the same calories doesn't have this effect.

Both a small amount of mango and a cookie with the same calories make a hormone called CCK go up after 45 minutes, and they do this to about the same degree.