Thursday, May 19, 2011

Do Not Drink Coffee After Eating Fatty Foods

Eating foods that contain fat is not necessarily good for the body, but if you consume coffee after eating fatty foods, the negative impact will be bigger.

The result of the study of University of Guelph showed that the combination of fat and caffeine in coffee can be very harmful to the body. Researchers found that healthy people who drink coffee after eating fatty foods increase blood sugar until doubled. The increase in blood sugar is even equivalent to those at risk of diabetes.

"The study tells us that saturated fats can interfere with the body's ability to clean the blood sugar, and when combined with coffee that contains caffeine, its impact could be much worse," said Marie-Soleil Beaudoin, who conducted the research along with Professor University of Guelph, Lindsay Robinson, and Terry Graham, as quoted preventdisease, last month.

According to Beaudoin, the combination of saturated fats and caffeine can make blood sugar stays in for long periods of time, the impact can be very dangerous.

This study is the first study to determine the effect of saturated fats and caffeine in coffee on blood sugar levels. The study was conducted by using cocktails (a novel fat cocktail) containing only fat. The drink is specifically designed to allow researchers to accurately mimic what happens in the body when people swallow fat.

In this study, healthy men asked to drink about 1 gram of fat drink per kilogram of their weight. Six hours later they were given the next menu that consists of sugar drinks.

As a result, the subject of blood sugar levels rose to 32 percent higher than those who did not consume fat.

Researchers are also testing the effects of caffeinated coffee is combined with fatty foods. For this test, the researchers gave participants caffeinated coffee drinks 5 hours after ingestion of fat. An hour later given a sugar drink.

The results show that blood glucose increased by 65 percent compared with participants who did not consume coffee and fat.

"This suggests that the effects of fatty foods combined with a coffee can last many hours. Even the effect could be double compare to those who eat fatty foods only," said Beaudoin.

In addition to blood glucose test, the researchers also saw gastro-intestinal effects by measuring the incretin hormones which are released by the intestine after ingestion of fat. These hormones signal the pancreas to release insulin to help cleanse the blood of sugar.

"At last we have found that fat and caffeinated coffee can break the communication between the intestine and pancreas, it is the cause why the participants can not clean up their blood sugar easily," said Beaudoin.

According to Beaudoin, the results of this study is very important for people at risk for metabolic disease and type 2 diabetes.

"We have known for years that people with or at risk of type 2 diabetes should limit their caffeine intake. Drink coffee without caffeine is one way to improve glucose tolerance of a person. Limit intake of saturated fatty acids found in red meat, processed foods and fast food meals is also beneficial, "Beaudoin said.

The results of this study was published in the Journal of Nutrition.

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