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Cocoa puffs up insulin in blood

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11:54am, October 21, 2003

Eating foods flavored with cocoa powder, as opposed to other flavorings, stimulates greater production of the sugar-processing hormone insulin, Australian scientists report. An excess of insulin, which helps cells extract glucose from the bloodstream, could depress blood sugar concentrations and stimulate appetite. On the other hand, the new observation could reflect a rapid, healthy response to food intake.

Jennie Brand-Miller of the University of Sydney and her colleagues fed snacks of breakfast cereal, cake, candy, ice cream, milk, and pudding to 11 lean young adults. One version of each food item contained cocoa powder, and the other had an alternative flavoring, such as vanilla or strawberry. The team measured concentrations of insulin and glucose in blood samples drawn from the volunteers just before and within 2

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