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#1
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Caffeine Boosts Carb Absorption???
This is very interesting...
A study has shown that caffiene helps atheletes by boosting the body's absorption of carbohydrates... So? What does that mean for those of us trying to lower our carb absorption? Any of you smart study readers wanna weigh in? Study claims caffeine can help athletes June 22, 2005 1:05 PM EDT LONDON - Caffeine can help athletes by boosting the body's absorption of carbohydrates, scientists at the University of Birmingham said Wednesday. According to a study conducted by researchers at the university's School of Sport and Exercise Sciences, introducing caffeine into sports drinks increases the absorption rate of carbohydrates by 26 percent. In the study, a group of eight cyclists took part in three two-hour exercise sessions. For each of the three trials, the cyclists took one of three different sports drinks - glucose, glucose mixed with caffeine and water. The research showed that caffeine increased the amount of carbohydrates absorbed from the sports drink. "You are kind of sparing your small body carbohydrate stores," Dr. Asker Jeukendrup, director of the university's Human Performance Laboratory, said. "You can get more energy from your drink, it means you are using less energy from your body stores." Jeukendrup said the results do not prove that caffeine is a performance-enhancing substance, but simply show how caffeine affects the body's carbohydrates. "We didn't even measure performance, and also this is just a way to increase the availability of carbohydrates," Jeukendrup said. "There are other ways of increasing the availability of carbohydrates. The simplest way would be to just ingest more carbohydrates." Caffeine, an ingredient in coffee and cola, was removed from the World Anti-Doping Agency list of banned substances in January 2004. WADA, however, continues to monitor the use of caffeine. Test subjects in the Birmingham study were given a high dosage of caffeine, equivalent to drinking four cups of coffee an hour. Jeukendrup said in future studies, less caffeine will be used in the experiments. Performance enhancement wasn't included in the study because it is a difficult subject to control in a laboratory setting, Jeukendrup said. However, he said he plans to include it in future caffeine studies by controlling the test subjects' exercise, diet, temperature and motivation to perform. "In this study, we just wanted to see, does caffeine have an effect, yes or no," Jeukendrup said. |
#2
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Well, I might be wrong, but if caffeine helps us ABSORB carbohydrates, I
would think we should take in less caffeine, because we don't want to ABSORB carbohydrates, but rather burn them up or pass them on. I am no scientist by any stretch so my thinking on this may be backwards, but I would think the more carbs you ABSORBED would be more ABSORBED that could turn to sugar which could turn to fat. But I could easily be wrong, so any of you medical types, help us out here. Brian LC since 10 days ago! 216/203/160 "Jennifer" wrote in message nk.net... This is very interesting... A study has shown that caffiene helps atheletes by boosting the body's absorption of carbohydrates... So? What does that mean for those of us trying to lower our carb absorption? Any of you smart study readers wanna weigh in? Study claims caffeine can help athletes June 22, 2005 1:05 PM EDT LONDON - Caffeine can help athletes by boosting the body's absorption of carbohydrates, scientists at the University of Birmingham said Wednesday. According to a study conducted by researchers at the university's School of Sport and Exercise Sciences, introducing caffeine into sports drinks increases the absorption rate of carbohydrates by 26 percent. In the study, a group of eight cyclists took part in three two-hour exercise sessions. For each of the three trials, the cyclists took one of three different sports drinks - glucose, glucose mixed with caffeine and water. The research showed that caffeine increased the amount of carbohydrates absorbed from the sports drink. "You are kind of sparing your small body carbohydrate stores," Dr. Asker Jeukendrup, director of the university's Human Performance Laboratory, said. "You can get more energy from your drink, it means you are using less energy from your body stores." Jeukendrup said the results do not prove that caffeine is a performance-enhancing substance, but simply show how caffeine affects the body's carbohydrates. "We didn't even measure performance, and also this is just a way to increase the availability of carbohydrates," Jeukendrup said. "There are other ways of increasing the availability of carbohydrates. The simplest way would be to just ingest more carbohydrates." Caffeine, an ingredient in coffee and cola, was removed from the World Anti-Doping Agency list of banned substances in January 2004. WADA, however, continues to monitor the use of caffeine. Test subjects in the Birmingham study were given a high dosage of caffeine, equivalent to drinking four cups of coffee an hour. Jeukendrup said in future studies, less caffeine will be used in the experiments. Performance enhancement wasn't included in the study because it is a difficult subject to control in a laboratory setting, Jeukendrup said. However, he said he plans to include it in future caffeine studies by controlling the test subjects' exercise, diet, temperature and motivation to perform. "In this study, we just wanted to see, does caffeine have an effect, yes or no," Jeukendrup said. |
#3
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This isn't really news. Previous studies have shown that blood glucose
levels spike when caffeine is consumed within 2 hours of eating a meal. That's why most LC plans tell you to cut down on or even eliminate caffeine during weight loss. on Wed, 22 Jun 2005 21:08:14 GMT, Jennifer wrote: A study has shown that caffiene helps atheletes by boosting the body's absorption of carbohydrates... ----- Bev |
#4
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"Bev-Ann" wrote in message ... This isn't really news. Previous studies have shown that blood glucose levels spike when caffeine is consumed within 2 hours of eating a meal. That's why most LC plans tell you to cut down on or even eliminate caffeine during weight loss. I actualy find that I lose weight faster when I drink Coffee.. Though I will admit it is the diuretic aspect since I drop too fast for it to be real weight... Tori -- Xavier 10/04 "Hey mommy I can reach the middle of the coffee table if I stand right here" Bonnie 3/02 "No Xayur thats my blankie" 349.5/321/135 |
#5
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Then I guess I should have specified "during FAT loss". :-)
Even decaf makes me pee a lot so I don't think it's the caffeine that's the diuretic component. on Wed, 22 Jun 2005 19:41:55 -0500, "Tori M." wrote: I actualy find that I lose weight faster when I drink Coffee.. Though I will admit it is the diuretic aspect since I drop too fast for it to be real weight... ----- Bev |
#6
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I try to only drink Coffee when I know I am retaining water.. for instance
when I gain 4 lbs in 1 day too much salt.. my water likes to cling on unless I help it along. Tori -- Xavier 10/04 "Hey mommy I can reach the middle of the coffee table if I stand right here" Bonnie 3/02 "No Xayur thats my blankie" 349.5/321/135 "Bev-Ann" wrote in message ... Then I guess I should have specified "during FAT loss". :-) Even decaf makes me pee a lot so I don't think it's the caffeine that's the diuretic component. on Wed, 22 Jun 2005 19:41:55 -0500, "Tori M." wrote: I actualy find that I lose weight faster when I drink Coffee.. Though I will admit it is the diuretic aspect since I drop too fast for it to be real weight... ----- Bev |
#7
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I can't remember where I heard this, but several years ago I remember
something about a cup of hot water with some lemon juice was an excellent diuretic. I've never tried it because a couple of cups of decaf coffee works well for me. :-) on Wed, 22 Jun 2005 21:41:00 -0500, "Tori M." wrote: I try to only drink Coffee when I know I am retaining water.. for instance when I gain 4 lbs in 1 day too much salt.. my water likes to cling on unless I help it along. ----- Bev |
#8
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Jennifer wrote:
:: This is very interesting... :: :: A study has shown that caffiene helps atheletes by boosting the :: body's absorption of carbohydrates... :: :: So? What does that mean for those of us trying to lower our carb :: absorption? :: :: Any of you smart study readers wanna weigh in? Yeah. Drink coffee (or other forms of caffiene) so that, while on a LC diet, you'll be able to effectively utilize the few carbs you do eat for exercise. Since this study was directed toward athletes, people who exericse regularly and hard, I wouldn't try to use those results too far away from the circumstances under which they were observed. :: :: Study claims caffeine can help athletes :: June 22, 2005 1:05 PM EDT :: :: LONDON - Caffeine can help athletes by boosting the body's :: absorption of carbohydrates, scientists at the University of :: Birmingham said Wednesday. :: :: According to a study conducted by researchers at the university's :: School of Sport and Exercise Sciences, introducing caffeine into :: sports drinks increases the absorption rate of carbohydrates by 26 :: percent. :: :: In the study, a group of eight cyclists took part in three two-hour :: exercise sessions. For each of the three trials, the cyclists took :: one of three different sports drinks - glucose, glucose mixed with :: caffeine and water. :: :: The research showed that caffeine increased the amount of :: carbohydrates absorbed from the sports drink. :: :: "You are kind of sparing your small body carbohydrate stores," Dr. :: Asker Jeukendrup, director of the university's Human Performance :: Laboratory, said. "You can get more energy from your drink, it means :: you are using less energy from your body stores." :: :: Jeukendrup said the results do not prove that caffeine is a :: performance-enhancing substance, but simply show how caffeine affects :: the body's carbohydrates. :: :: "We didn't even measure performance, and also this is just a way to :: increase the availability of carbohydrates," Jeukendrup said. "There :: are other ways of increasing the availability of carbohydrates. The :: simplest way would be to just ingest more carbohydrates." :: :: Caffeine, an ingredient in coffee and cola, was removed from the :: World Anti-Doping Agency list of banned substances in January 2004. :: WADA, however, continues to monitor the use of caffeine. :: :: Test subjects in the Birmingham study were given a high dosage of :: caffeine, equivalent to drinking four cups of coffee an hour. :: Jeukendrup said in future studies, less caffeine will be used in the :: experiments. :: :: Performance enhancement wasn't included in the study because it is a :: difficult subject to control in a laboratory setting, Jeukendrup :: said. However, he said he plans to include it in future caffeine :: studies by controlling the test subjects' exercise, diet, :: temperature and motivation to perform. :: :: "In this study, we just wanted to see, does caffeine have an effect, :: yes or no," Jeukendrup said. |
#9
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Bev-Ann wrote:
:: This isn't really news. Previous studies have shown that blood :: glucose levels spike when caffeine is consumed within 2 hours of :: eating a meal. That's why most LC plans tell you to cut down on or :: even eliminate caffeine during weight loss. Those who are IR would still not effectively absorb carbs just because of a spike. This study talks about how caffeine aids the absorption of carbs, not the spiking of BG... :: :: on Wed, 22 Jun 2005 21:08:14 GMT, Jennifer :: wrote: :: ::: A study has shown that caffiene helps atheletes by boosting the ::: body's absorption of carbohydrates... :: :: ----- :: Bev |
#10
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On the one hand, Dr. Atkins would probably say that this validates his theoretical claim that caffeine consumption can hinder weight loss on an LC diet. On the other hand, I've always found that a little jolt of caffeine right before I go running can help me run a lot longer and harder, given its not too hot and/or humid outside (e.g., I also sweat more on a caffeine buzz). Jennifer wrote: This is very interesting... A study has shown that caffiene helps atheletes by boosting the body's absorption of carbohydrates... So? What does that mean for those of us trying to lower our carb absorption? Any of you smart study readers wanna weigh in? Study claims caffeine can help athletes June 22, 2005 1:05 PM EDT LONDON - Caffeine can help athletes by boosting the body's absorption of carbohydrates, scientists at the University of Birmingham said Wednesday. According to a study conducted by researchers at the university's School of Sport and Exercise Sciences, introducing caffeine into sports drinks increases the absorption rate of carbohydrates by 26 percent. In the study, a group of eight cyclists took part in three two-hour exercise sessions. For each of the three trials, the cyclists took one of three different sports drinks - glucose, glucose mixed with caffeine and water. The research showed that caffeine increased the amount of carbohydrates absorbed from the sports drink. "You are kind of sparing your small body carbohydrate stores," Dr. Asker Jeukendrup, director of the university's Human Performance Laboratory, said. "You can get more energy from your drink, it means you are using less energy from your body stores." Jeukendrup said the results do not prove that caffeine is a performance-enhancing substance, but simply show how caffeine affects the body's carbohydrates. "We didn't even measure performance, and also this is just a way to increase the availability of carbohydrates," Jeukendrup said. "There are other ways of increasing the availability of carbohydrates. The simplest way would be to just ingest more carbohydrates." Caffeine, an ingredient in coffee and cola, was removed from the World Anti-Doping Agency list of banned substances in January 2004. WADA, however, continues to monitor the use of caffeine. Test subjects in the Birmingham study were given a high dosage of caffeine, equivalent to drinking four cups of coffee an hour. Jeukendrup said in future studies, less caffeine will be used in the experiments. Performance enhancement wasn't included in the study because it is a difficult subject to control in a laboratory setting, Jeukendrup said. However, he said he plans to include it in future caffeine studies by controlling the test subjects' exercise, diet, temperature and motivation to perform. "In this study, we just wanted to see, does caffeine have an effect, yes or no," Jeukendrup said. |
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