People using two SlimFast meal replacement shakes and two SlimFast bars in place of two meals and two snacks lost an average of 15.6 pounds in the first three months compared to only 2.9 pounds for those on a low calorie diet alone.

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People lost and maintained an average weight loss of 11 percent by replacing two meals and two snacks per day with SlimFast meal replacement shakes and bars for three months followed by replacing one meal and one snack for an additional two years.

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People lost and maintained an average weight loss of 8.4 percent of their body weight by replacing two meals and two snacks per day with SlimFast shakes and bars for three months followed by replacing one meal and one snack for an additional four years.

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Obese men and women who replaced two meals per day with a meal replacement shake containing 215 calories, consisting of 15 grams of protein from skim milk powder, lost an average of 24.2 pounds in six months according to a recent study from researchers at the Commonwealth Scientific and Industrial Research Organization in Adelaide, South Australia.

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Obese men and women who for the first six (6) months replaced two (2) meals per day with a meal replacement shake containing 215 calories, consisting of 15 grams of protein from skim milk powder, and then for the next six (6) months replaced one (1) meal per day, lost an average of 23.8 pounds in one (1) year according to a recent study from researchers at the Commonwealth Scientific and Industrial Research Organization in Adelaide, South Australia.

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Obese men and women who replaced two meals per day with a meal replacement shake containing 215 calories, consisting of 15 grams of protein from whey protein, lost an average of 20.9 pounds in six months according to a recent study from researchers at the Commonwealth Scientific and Industrial Research Organization in Adelaide, South Australia.

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Obese men and women who for the first six (6) months replaced two (2) meals per day with a meal replacement shake containing 215 calories, consisting of 15 grams of protein from whey protein, and then for the next six (6) months replaced one (1) meal per day, lost an average of 21.8 pounds in one (1) year according to a recent study from researchers at the Commonwealth Scientific and Industrial Research Organization in Adelaide, South Australia.

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Women maintained a weight loss of 7.9 pounds after five years of using meal replacements compared to a weight gain of +10.3 pounds in controls. Read the entire article | Email this article

People drinking Slim-Fast meal replacement shakes for two meals a day, and eating a low-fat evening meal lost as much weight as people following a 1400 calorie per day diet. Read the entire article | Email this article

Women consuming a 1,000 calories per day including four servings of a liquid meal replacement (Optifast 800) lost an average of 12.1 percent of their body weight after five months compared to 7.8 percent for another group eating a 1,200 to 1,500 calorie per day diet versus 0.1 percent for non-dieting control group according to a new study from researchers at the University of Pennsylvania School of Medicine in Philadelphia. Read the entire article | Email this article

Meal replacement shakes caused a dramatic difference in weight loss or weight gain over a 5-year period according to a 2000 paper.

MEN

Weight difference in men: -12.8 lbs vs +14.7 lbs, a difference of 27.5 lbs

The average weight loss in 50 men who used meal replacement shakes was 12.8 pounds after five years versus a weight gain of 14.7 pounds for a group of "142 matched male controls".

This is a difference of 27.5 pounds for men.

WOMEN

Weight difference in men: -9.2 lbs vs +14.3 lbs, a difference of 23.5 lbs

The average weight loss in 84 women who used meal replacement shakes was 9.2 pounds after five years versus a weight gain of 14.3 pounds for a group of "247 female controls".

This is a difference of 23.5 pounds for women. Read the entire article | Email this article

People trying to follow a diet by using meal replacement shakes lost 9 pounds more than people not using the shakes according to a recent study. Read the entire article | Email this article

Women consuming 3 meal replacements shakes per day, one prepackaged entree and 5 servings of fruits and vegetables for a total of 1100 to 1200 calories per day lost an average of 13 to 14 percent in four months according to a study from University of Kentucky in Lexington, Kentucky, USA. Read the entire article | Email this article

An analysis of studies that used meal replacements found that people lost an average of 9.6 percent of body weight after six months according to a review paper. Read the entire article | Email this article

An analysis of studies that used meal replacements found that people lost an average of 7.5 percent of body weight after one year according to a review paper. Read the entire article | Email this article

People who ate two meal replacements per day with a total of 800 to 1600 calories per day lost an average of 18.9 pounds or 9.7 percent of body weight after six months according to a review paper.

The average weight loss after two years was 11 pounds. Read the entire article | Email this article

People assigned to eat a diet of 1200-1500 calories per day that included two meal replacements and two snack replacements, as well as one meal high in fruits and vegetables lost an average of 15.6 lbs in three months compared to 2.9 pounds for those prescribed a diet of 1200-1500 calories per day according to a study done by researchers at the University of Ulm in Ulm, Germany.

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People assigned to eat a diet of 1200-1500 calories per day that included one meal replacement and one snack replacement lost an average of 22.9 lbs in two years compared to 16.9 pounds for those prescribed the same diet but with no meal or snack replacement according to a study done by researchers at the University of Ulm in Ulm, Germany.

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People assigned to eat a diet of 1200-1500 calories per day that included one meal replacement and one snack replacement lost an average of 20.9 lbs in four years compared to 9 pounds for those prescribed the same diet but with no meal or snack replacement according to a study done by researchers at the University of Ulm in Ulm, Germany.

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A man lost 297 lbs, dropping from 500 lbs to 203 lbs in two years by going on an all liquid, high-protein diet and was monitored by David Heber, MD at UCLA (University of California at Los Angeles).

Comment: There are a LOT of studies showing weight loss with meal replacement shakes. Several weight loss doctors have also told me how well they work.

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A man lost 90 lbs, dropping from 220 lbs to 130 lbs in two years by going on an all liquid, high-protein diet and was monitored by David Heber, MD at UCLA (University of California at Los Angeles).

Comment: There are a LOT of studies showing weight loss with meal replacement shakes. Several weight loss doctors have also told me how well they work.

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Patients lost an average of 21.2 pounds or 9.5 percent of body weight in six weeks when give a 800 calorie per day liquid meal replacement, which consisted of HMR 800 (Health Management Resources, Boston, Massachusetts, USA).

Information about the HMR 800 meal replacement shakes can be found here.

Note: A couple of weight loss doctors have told me that HMR makes the best meal replacement shakes of any they have tried.

Note: I have no financial ties to HMR or this product. Read the entire article | Email this article

Intense behavioral therapy and meal replacement shakes, entrees and bars from Health Management Resources helped severely obese women lose an average of 52.6 pounds, or 18.5 percent of their body weight, and severely obese men lose an an average of 79.2 pounds, or 22.5 percent of their body weight, according to a review of more than one thousand patients treated at three Health Management Resources weight loss centers in the U.S.. Read the entire article | Email this article

Meal replacements cause roughly 5.5 pounds more weight loss after three months than a low calorie diet according to four studies, whereas two studies have found a similar amount of weight loss with a conventional low-fat, low-calorie diet according to a new review paper. Read the entire article | Email this article

Meal replacement shakes replacing two meals a day are as effective as a 1400 calorie per day low-fat diet over a six month period according to a recent study from Australia. Read the entire article | Email this article

Replacing two meal with SlimFast meal replacement shakes causes an average weight loss of 7 percent of bodyweight in morbidly obese low-income patients according to a new study from researchers at the University of California Los Angeles. Read the entire article | Email this article

Meal replacements like SlimFast cause greater weight loss both short-term and long-term according to a study published in the Journal of the American Medical Association. Read the entire article | Email this article

Meal replacement shakes increase weight loss by 5.6 pounds after three months, and 5.3 pounds after one year according to a analysis of six studies. Read the entire article | Email this article

"Glycomacropeptide is a peptide that has been shown to stimulate release of cholecystokinin [CCK], which may promote satiety," a new study from researchers at the Commonwealth Scientific and Industrial Research Organization in Adelaide, Australia starts out.

However, people did not lose more weight when given glycomacropeptide-enriched whey protein power to use as a meal replacment than those given skim milk powder.

In fact, those given glycomacropeptide-enriched whey protein powder as meal replacements lost 2 pounds less than those given skim milk powder as a meal replacement -- a weight loss of roughly 22 pounds versus 24 pounds.
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Group phone sessions plus Subjects who were given meal replacements and information about weight loss and participated in a group conference phone call with a health educator lost as an average of 28.2 pounds after six months compared to 27.5 pounds for those who were given the same diet and information and attended a traditional face-to-face meeting according to a study from researchers at the University of Kansas in Lawrence, Kansas, USA. Read the entire article | Email this article

Meridia (sibutramine) plus two Slim-Fast meal replacement shakes per day caused an average weight loss of 18.3 pounds after three months and 23.8 pounds after one year according to a study from researchers at the University of Kansas School of Medicine in Wichita, Kansas, USA. Read the entire article | Email this article

Here is the American Dietetic Assoication's position on weight management as of 2002. Read the entire article | Email this article

People following the Scan Diet meal replacement formula which includes use of soy-based meal replacement shakes lost 9 pound more weight than people eating a low calorie diet with the same number of calories according to a recent study. Read the entire article | Email this article

Patients lost nearly five times as much weight after three months of using meal replacements as those following a conventional diet according to study from Germany. Read the entire article | Email this article

DIET SHAKES AND NUTRITION BARS can increase weight loss and improve weight maintenance according to a recent study. Read the entire article | Email this article