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Objective Medical Information on Obesity,
Weight Control, Eating Disorders and Related Topics Serving the Web Since June 1995 |
The Latest Weight Loss GimmicksHerbal "Phen/Fen" or what do I have to lose?Herbal "phen/fen" (St. John's Wort and ephedrine) has been promoted as a "safe" alternative to phentermine combined with fenfluramine ("phen/fen"). Most people are aware of the disasterous complications of "phen/fen" including valvular heart disease, PPH (primary pulmonary hypertension), heart attacks, strokes, and the significant neurologic complications of depression and memory loss. Some individuals and companies are now promoting the combination of ephedrine and St. John's Wort for weight loss. Ephedrine is a non-prescription stimulant medication that increases heart rate and blood pressure. It causes a slight decrease in appetite and an increase in metabolic rate. St. John's Wort is an herbal product that has some antidepressant activity. Many people incorrectly believe that fenfluramine was an antidepressant similar to Prozac, Zoloft, or Paxil (it wasn't). Thus, the combination of ephedrine and St. John's Wort has the (inappropriate) designation of "herbal phen/fen." from these mistaken assumptions. The major problem with this herbal combination is that ephedrine can result in heart attacks, strokes, and other fatal complications (there have been a number of recently reported deaths in previously healthy, young individuals taking ephedrine). Thus, you have a lot more to lose than you may think and extreme caution is warranted.Pyruvate -- a three-carbon miracle?Pyruvate is a 3-carbon intermediary in the metabolism of glucose. Pyruvate has been promoted by many companies and individuals as a "metabolic stimulant." The scientific study that most reference was the use of pyruvate in the treatment of obesity in a short (six week) study involving less than 18 women. The women were first placed on a low calorie diet for 3 weeks and then were placed on a high calorie diet that was designed to cause weight gain. It was found that the women who were given pyruvate instead of another substance (polyglucose) had less of a weight gain during the three weeks that they were studied. Pyruvate did not result in any weight loss...it resulted in less of a weight gain! What happens after three weeks is anybody's guess. There is no scientific evidence that supplementing your diet with pyruvate will result in weight loss.
Will chromium picolinate help me lose weight?Some companies state that chromium will increase your metabolism and suppress your appetite, thus leading to weight loss. This has NOT been scientifically proven. Therefore, at this time chromium picolinate is helpful in lowering the weight of your wallet. It will not lower your body weight by itself.
Will "fat binders" lead to weight loss?Several companies are stating that they have a product that binds fat taken in the diet preventing its absorption. They are claiming to be as effective (or in one instance, more effective) than orlistat, a prescription medication that results in about a 10% weight loss. Any material that would bind any significant amount of fat in the intestine can lead to vitamin and nutritional deficiencies. The so called "fat binders" do bind very small amounts of fat in the stool but they don't result in any significant weight loss.
I've been getting many e-mails
recently about a patch that you put behind your ear that causes your appetite
to decrease and subsequently result in weight loss. These companies claim
that it is "FDA Approved" and results in weight loss (an untrue statement).
The only weight you will lose will come from your back pocket. Save yourself
the expense, disappointment, and embarrassment -- avoid these "miracle"
patches.
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Disclaimer
Statement The above information is for general purposes only and should not be construed as definitive or binding medical advice. Because each person is medically different, individuals should consult their own personal physicians for specific information and/or treatment recommendations. |