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Bryan[_6_] Bryan[_6_] is offline
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Default Primal diet, where it goes wrong

On Nov 17, 7:26*am, John Kuthe > wrote:
> On Nov 17, 2:56*am, Robert Miles > wrote:
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> > On 11/16/2011 9:55 PM, John Kuthe wrote:

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> > > On Nov 16, 9:41 pm, Robert > *wrote:
> > >> On 11/6/2011 11:20 AM, A Moose in Love wrote:

>
> > >>>http://www.raw-food-health.net/Primal-Diet.html

>
> > >>> {
> > >>> Primal Diet and Paleo Diet followers are asking all the right
> > >>> questions, but they've unfortunately come to a number of incorrect
> > >>> conclusions.

>
> > >>> The primal diet, sometimes referred to as a raw meat diet, neolithic
> > >>> diet, paleo diet, or even as an extreme low-carb diet, stems from the
> > >>> correct belief that the processed, cooked foods modern humans rely on
> > >>> are harming us and causing disease, and that going back to the type of
> > >>> diet our ancestors lived on prior to the advent of civilization (which
> > >>> occurred only about 10,000 years ago, an eye blink in the history of
> > >>> the species) will relieve us of the diseases we suffer from.

>
> > >>> Grains, packaged junk, and all cooked foods are harmful to us and
> > >>> should be avoided, but instead of making the smart choice and
> > >>> returning to the diet our species originally ate in equatorial Africa,
> > >>> they've attempted to ape the later-day ancestors who got by living at
> > >>> the margins of the world.

>
> > >> [snipped discussion or carnivores and herbivores]

>
> > >> Looks like someone doesn't recognize the existence of omnivores.

>
> > >>> Inevitably cravings send them backed to cooked, processed food, and
> > >>> most often, various types of carbohydrates such as bread and pasta.

>
> > >>> The reason for the high rate of failure is tied to the fact that we
> > >>> need simple sugars to fuel every cell in the body, from the muscles to
> > >>> the brain, and if we don't take in carbohydrates the body is left in a
> > >>> perpetual state of craving.

>
> > >> Looks like someone doesn't know that the liver can convert proteins
> > >> into glucose more than fast enough to supply the portions of the
> > >> brain that cannot switch to using fats for energy instead. *Also,
> > >> most of the rest of the body can also switch from using glucose for
> > >> energy to using fats instead.

>
> > >> However, switching from using glucose to using fats is slow enough
> > >> to be uncomfortable for about three days. *Switching from using fats
> > >> to using glucose is much faster.

>
> > >> The best I can tell, they have some ideas right, but you still
> > >> need to weed out the ideas they got wrong.

>
> > >> Robert Miles

>
> > > Nothing uses fats for energy. All cells use glucose. Fat is stored
> > > glucose, but must be converted to glucose for use. Protein can be used
> > > for glucose via gluconeogenisis. Deamination is the first step.

>
> > > Learn about nutrition before you name a fool of yourself further.

>
> > > John Kuthe, BSN, RN...

>
> > Looks like you need to try teaching these doctors, researchers, and
> > writers something, then. *They don't agree with you for the fats.

>
> >http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2194504/

>
> >http://www.healthcentral.com/diabete...0/ketoacidosis

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> >http://www.eurekalert.org/pub_releas...-hkd021610.php

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> > <http://www.bodyrecomposition.com/nutrition/how-many-carbohydrates-do-....>

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> >http://www.healthcentral.com/diabete...diets-diabetes

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> >http://biology.about.com/library/org...gestliver5.htm

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> >http://www.sciencedaily.com/releases...1204122010.htm

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> > <http://www.garvan.org.au/news-events/news/exploring-the-amazing-littl....>

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> >http://www.sciencealert.com.au/news/20112909-22675.html

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> > <http://www.annals.org/content/140/10/778.abstract?ijkey=d495220e07443...>

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> > <http://www.diabetesincontrol.com/index.php?option=com_content&view=ar...>

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> > <http://esciencenews.com/articles/2008/10/20/low.carb.diets.alter.gluc....>

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> >http://www.lowcarb.ca/tips/tips011.html

>
> > <http://www.phschool.com/science/science_news/articles/ketones_to_the_....>

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> > My web searches have not found ANY articles saying that the fatty
> > acid portions of fats CAN be converted to glucose by the human
> > body, except a few by people who obviously have little if any
> > medical training. *They can, however, be used by some parts of
> > the body for energy (but not the brain).

>
> > Also, the liver can convert them into ketones, which most of
> > the brain can use for energy. *(Ignore the obsolete idea that
> > ketones are always toxic; scientific research has shown that
> > although very high levels (often found at diagnosis of type 1
> > diabetes) are toxic, more normal levels are a source of energy
> > for parts of the body).

>
> > What I've found on converting the glycerol portion to glucose
> > seems to show that the scientists don't agree on whether human
> > bodies can even do it, and generally don't think that any
> > research to check this would be useful.

>
> > It appears that we use different words to say roughly the same
> > thing about the relation of glucose and proteins, though.

>
> > I've been gathering information on nutrition issues related to
> > diabetes for years.

>
> > I remember finding even more relevant links when I did Google
> > search for this:

>
> > liver ketones fats

>
> > I've lost those links since then, or I'd list them as well.

>
> > It's now too late at night to repeat that search.

>
> > Robert Miles

>
> These amateur nutritionists think they can usurp a long standing
> medical/physiological database of knowledge about metabolism because
> they have the Internet and Google. Like when Bryan hopped on Google to
> show me how paper coffee filters remove some coffee oils which raise
> blood cholesterol levels an infinitesimal bit. and this declared paper
> filters superior to metal coffee filters. *Never mind that the
> clinical changes in cholesterol levels were insignificant!
>
> Cells use glucose for energy in *normal* metabolism. In starvation or
> other desperate situations cells will do most anything they have to to
> allow the body to survive.


It is not "normal" to have a steady supply of calories all year long.
Lean times of year, the body burns fat it stored during seasons when
there is excess food. That is normal. Ketosis is normal metabolism.
>
> John Kuthe...


--Bryan