A High-Fiber Diet Helps Boost Weight Loss
In today's world it's harder than ever to keep your weight
under control, as evidenced by the fact that two-thirds of American adults and one-third
of children and teens are either overweight or obese.1
Weight management is a concern for most people, and many
struggle to determine what they're doing wrong. Even exercising regularly can
fail to make a dent for some people.
It is important to understand that while exercise is
certainly part of the formula for success, the foods you choose to eat are
three times more important for controlling your weight than your exercise.
It's very easy to sabotage yourself with processed foods and sweetened beverages. Many also do not get enough fiber,
which research suggests may be another key component for effective weight loss.
Simply upping your fiber intake may actually help you
achieve results rivaling more complicated diets. Previous research has
demonstrated that fiber has appetite-suppressant qualities that helps you feel
more satiated2,3,4,5
thereby preventing unhealthy snacking.
It's also been shown to improve metabolic markers such as
blood pressure, cholesterol levels, and blood sugar. Fiber also helps
protect your heart6
and cardiovascular7
health, and appears to reduce mortality from all causes.8,9,10,11
High-Fiber Diet Rivals Calorie Restriction for Weight Loss
In the most recent study on fiber, the researchers12,13,14,
enrolled 240 people with signs of prediabetes, randomly assigning them to one
of two eating plans:
·
The American Heart Association15
(AHA) diet, which involves reducing daily calorie intake and limiting saturated
fat
·
A plan that simply called for adding
a minimum of 30 grams of fiber per day from fruits, vegetables, and whole
grains
No exercise recommendations were provided. After one year,
both groups lost about the same amount of weight. The mean weight loss for
those on the AHA diet was 2.7 kilos, compared to 2.1 kilos for the high-fiber
group.
Like those on the AHA diet, the high-fiber group also
improved their cholesterol, blood pressure, blood sugar, and inflammation
markers, although far more people proceeded to develop diabetes in the
high-fiber group compared to the AHA diet—a total of seven, compared to just
one in the AHA group.
Still, the researchers are encouraged by the results, which
suggest that adding more fiber to your diet is a simple measure that can
significantly improve your diet and health status. As noted by Time Magazine:16
"[Study author Dr. Yunsheng] Ma notes that while
dietary guidelines to lower the risk of various diseases have been around for
decades, obesity, heart problems and diabetes remain the most common conditions
affecting Americans.
"Very few people reach the goals that are
recommended," he says. Asking them to focus on eating more of a certain
food—rather than telling them what not to eat—may help people to think more positively
about changes in their diet, and make the goals more achievable.
From there, it might be easier to make the other changes,
such as those included in the AHA diet. '[Adding fiber] might be one new idea
for how to get people to adhere to a diet,' he says. That's the first step, and
perhaps most important, to eating healthier."
Are You Getting Enough High-Quality Fiber?
Dietary guidelines call for 20-30 grams of fiber per day. I
believe an ideal amount for most adults is around 50 grams per 1,000 calories
consumed. Most people, however, get only half that, or less—despite the fact
that most eat a diet high in grains.
What many fail to realize is that grain-based fiber is far
from ideal as the grains that accompany it can actually promote insulin and leptin
resistance. Processed foods are also a poor source of beneficial fiber.
So what is fiber and where do you find the good stuff? There are
basically two types:
·
Soluble
fiber, found in cucumbers, blueberries,
beans, and nuts. Soluble fiber dissolves into a gel-like texture, helping to
slow down your digestion. This helps you to feel full longer, which can help
with weight control
·
Insoluble
fiber, found in foods like dark green
leafy vegetables, green
beans, celery, and carrots, does not
dissolve and helps add bulk to your stool. This helps food to move through your
digestive tract more quickly for healthy elimination
Many whole foods, especially fruits and vegetables,
naturally contain both soluble and insoluble fiber. This is ideal, as both help
feed the microorganisms living in your gut. These beneficial bacteria in turn
assist with digestion and absorption of your food, and play a significant role
in your immune function.
The same cannot be said for grains (including whole grains)
and processed foods, as the carbohydrates found in both can serve as fodder for
microorganisms that tend to be detrimental to health. Gliadin and lectins in
grains may also increase intestinal permeability or leaky gut syndrome.
Leaky gut can cause digestive symptoms such as bloating,
gas, and abdominal cramps, as well as cause or contribute to many others
symptoms such as fatigue, skin rashes, joint pain, allergies, psychological
symptoms, and more.
So, to maximize your health benefits, focus on eating more
vegetables, nuts, and seeds. Following is a small sampling of foods that
contain high levels of soluble and insoluble fiber.
Psyllium
seed husk, flax, and chia seeds
|
Berries
|
Vegetables
such as broccoli and Brussels sprouts
|
Root
vegetables and tubers, including onions, sweet potatoes, and jicama
|
Almonds
|
Peas
|
Green
beans
|
Cauliflower
|
Beans
|
A simple tip to increase the amount of fiber and biodense
nutrients in your diet would be to add sunflower sprouts to your meal. They work great in salads but can also be
added to virtually any dish to radically improve its nutrition.
Organic whole husk psyllium is another effective option.
Taking it three times a day could add as much as 18 grams of dietary fiber
(soluble and insoluble) to your diet. Opting for an organic version of psyllium
will prevent exposure to pesticides, herbicides and chemical fertilizers, as
conventional psyllium is a very heavily sprayed crop. I also recommend choosing
one that does not contain additives or sweeteners, as these tend to have a
detrimental effect on your microbiome.
Boost Your Health and Weight Loss Efforts by Eating More Fiber
There's little doubt that fiber is an important part of a
healthy diet. According to a report17
by the Council for Responsible Nutrition Foundation (CRNF), if American adults
over the age of 55 with heart disease took psyllium dietary fiber daily, it
could reduce health care costs by nearly $4.4 billion a year. These savings
would primarily be related to reductions in heart disease-related medical
events. The report estimated that it costs a mere 30 cents per day to take
psyllium fiber at "preventive intake levels," noting that it also
helps support healthy cholesterol levels by inhibiting its absorption in your
intestine.
Just keep in mind that all sources of fiber are not created
equal. Fresh whole vegetables are among the best. And while many recommend
whole grains, I caution against whole grains if you're already struggling with
insulin and leptin resistance—and half of all Americans are—as whole grains
will raise your insulin and leptin levels, thereby exacerbating your condition.
Moreover, processed grains and processed foods boasting
added fiber are more or less worthless, and will not provide you with
the health benefits you're looking for. If you still fall short of the
recommended 50 grams per 1,000 calories consumed, consider adding organic
psyllium husk and/or sprouted sunflower seeds to your diet, both of which can
help bring you closer to this ideal amount, along with plenty of high-fiber
vegetables such as broccoli, Brussels sprouts, and cauliflower.
[-] Sources and References
- 1 Weight Control Information Network
- 2 Nature Communications April 29, 2014 [Epub ahead of print]
- 3 Bioscience Technology April 30, 2014
- 4 Scientific American April 30, 2014
- 5 Time Magazine May 1, 2014
- 6 JAMA. 1996 Feb 14;275(6):447-51.
- 7 Stroke March 28, 2013 [Epub ahead of print]
- 8 Am. J. Epidemiol December 31, 2014 [Epub ahead of print]
- 9 Scientific American January 12, 2015
- 10 BMJ2014;348:g2659
- 11 Time Magazine April 29, 2014
- 12 Ann Intern Med. 2015;162(4):248-257
- 13 WebMD February 16, 2015
- 14 Forbes February 16, 2015
- 15 American Heart Association Diet Recommendations
- 16 Time February 16, 2015
- 17 CRN Foundation Report

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