Weight Loss and Artificial Sweeteners - Both Safe and Effective For Weight Loss - Part 2

Artificial sweeteners have definite advantages inWeight loss: There are a few studies that have
weight management and control of diabetesfound slight weight gain, rather than weight loss in
because they permit variety and satisfy cravingssubjects consuming artificially sweetened
without the extra calories or the increase in bloodbeverages. The most important study was from
sugar and insulin that occurs when eating high2008 which reported that artificially sweetened
sugary foods. Artificial sweeteners (AS) offer thedrinks might produce weight gain, rather than
individual the sweetness of sugar without theweight loss. Conducted by Dr Sharon Fowler and
calories providing variety and increasing palatabilitycolleagues at the University of Texas in San
which is so important for successful weightAntonio, this study has been widely quoted and
management. Part 2- They are effective.misinterpreted. Here is what was reported:
They are anywhere from 20 to 7,000 times1. Only artificially sweetened beverages were
sweeter than sugar. Each gram of refined tablestudies, not all the other foods containing artificial
sugar contains 4 calories vs. zero calories persweeteners. Both groups were part of a Heart
gram for artificial sweeteners. In theory, theystudy, and were not obese to begin with. The non
should be the dream of everyone who needs toAS users startedwith an average BMI of 26.9,
limit their weight, yet that has not worked outthose using AS's started with a higher BMI of
that way. Questions about the safety and more27.9. The study lasted 8 years and included 5100
recently effectiveness keep coming up.residents of San Antonio.
The Answer is clear: Artificial Sweeteners are2. The differences in weight gain between those
Safe:drinking artificially sweetened drinks vs. those that
Whether its aspartame, sucralose or Truvia, thedid not was an increase in average BMI of 0.47. (
medical consensus is that they are very safeA normal BMI is less than 25, borderline between
products. This is supported by regulatory agencies26 to 29 and obese if 30 or more; an example of
around the world, who have evaluated thesea BMI increase of 0.47 is the difference between
compounds not once, but multiple times, the best200 lbs. and 203 lb. for a 5 ft 10 inch individual or
research from academic obesity centers, and the150 and 152 for a 5 ft 4) This means that even
consensus of expert medical committees ofbefore the study began the participants were just
various scientific organizations. Billions of cans ofabout normal, the non-AS drinkers were thinner
diet drinks have been consumed since 1982 whenand over the years gained a few pounds. If AS
aspartame was approved by the FDA without acause obesity, as the title of the article infers,
proven instance of cancer, nervous systemthen why did they not become obese? They had
diseases, or visual problems. Anecdotal claims that8 years. Maybe the explanation is that individuals
purport to show otherwise have thus far beenthat drink AS beverages have a tendency to
overwhelmingly rejected by leading food safetybecome overweight in the first place and that's
authorities as flawed.why they drink the beverages.
Artificial Sweeteners Help Weight Loss3. None of the results applied diabetics, or to
Once the consumer accepts the safety ofobese people (BMI = 30 or greater). This is very
artificial sweeteners, the next question should beimportant, since it's obese and diabetics that
whether they are effective. There is no doubtbenefit most by AS.
the benefit diabetics achieve with these4. The authors end their report stating, "Dieting
compounds. Making food more palatable certainlywas strongly associated with AS consumption:
leads to better adherence to any food restriction72% of dieters vs. 41% of non dieters." That is
plan-the cornerstone of weight management. Drexactly what one would expect, people trying to
Barry Popkin from Purdue University reviewed hislose weight use artificial sweeteners, not normal
long term study in participants drinking ASweight people.
beverages and 152 more studies -all showedTo take this data and come to the conclusion
weight loss. He writes, "taken together, thethat artificially sweetened beverages cause
evidence by us and other suggests that than theobesity or are not helpful for weight loss is
non- nutritive sweeteners are used as substitutescompletely unfounded.
for higher yielding energy, they have the potentialNumerous studies from all over the world, for the
to aid in weight management."past 20 years involving overweight and obese
Here is a summary of the issues raised by criticssubjects trying to lose weight have shown just
that believe that consuming artificial sweetenersthe opposite- weight loss. More bibliography in part
results in weight gain:3.
Artificial Sweeteners do NOT Cause Hunger orWhen all of the evidence is taken together, it
Increase Sweet Consumption:appears that artificially sweetened beverages and
There is some questionable data that drinkingfoods are safe and can act as a substitute for
artificially sweetened beverages leads to thehigher calorie sweeteners and thus have a
desire for more sweet food i.e. sweet leads tosignificant role to play in weight management.
more sweet. All though possibly true, this behaviorThey make foods more palatable which
has marked variability and for most people it isencourages better compliance with a reduced
not very important. It can be minimized when thefood plan. This is confirmed by numerous studies
artificially sweetened beverages are consumedfrom all over the world over the past 20 years.
with food. On the contrary, some research hasDrinking diet sodas will lead to weight gain when
found that AS can actually increase the release ofindividuals use them as an excuse to eat higher
satiety producing hormones. There is no crediblecalorie foods.
evidence that AS increase appetite or hunger.Who is doing the talking-That's the important issue
There is no proven increase in fat consumptionfor those consumers who are still confused,
when sugar intake is reduced.concerned and still in doubt about the scientific
Artificial Sweeteners May Cause Overevidence proving artificial sweeteners are both
Compensation in some Individuals:safe and effective, look at the credentials of the
This means that some individuals are influenced toauthors-their degrees and positions that you might
eat more food when they are using artificiallybe reading and then compare that to the
sweetened food and drinks- the result is to cancelresearchers I have reviewed:
out the caloric savings. This again is a veryGeorge Blackburn M.D. Harvard Medical School,
individual behavior and for some people it may beBoston
very important and needs to be recognized.Arne Astrup, M.D. Center for Advanced Food
Everyone has seen people eating a chocolateStudies, Royal Veterinary and Agricultural
cake and drinking a diet soda.University, Denmark
Artificially Sweetened Drinks may be less Filling:Adam Drewnowski, PhD, University of Michigan,
There is some evidence that drinking sugarAnn Arbor
sweetened beverages leads to feeling fuller forDavid Ludwig, M.D, PhD. Harvard University Boston
longer periods of time. However, any savings areRichard Mattes, M.D. Purdue University, West
overshadowed by the increase in net calories.Lafayette, In
Artificial sweeteners may lead to Weight Gain, notBarry Popkin, M.D.