Protein Needs and the Problem With All Liquid Diets

There are all kinds of diets, from the all cabbage dietmeant to eat solid foods in most cases. The body
to the all soup diet. In the 80's, there was a highwants to eat solid foods. Even the most complex
protein, all liquid diet that was very popular, however,liquid does not have the mouth feel that can help to
there were several problems noted with this plan. Atrigger the satiety hormone, leptin, which cues our
better liquid protein supplement has been found,body that we have had enough. Most liquid diets do
however, there still remain a number of problemsnot have enough of the macronutrients to be
with an all liquid diet of any kind, no matter howcomplete nor do they provide enough daily calories.
nutritious or delicious that the liquid might be. WithThe bottom line for liquid diets is simple: they are
over 34 million people listed as being obese, it is nogreat for a short term, weight loss kick off plan,
wonder that so many different diet plans have beenmeant to jump start the weight loss and get the
devised. (Source: med.Stanford.edu)body ready to burn up the fat. It is not a good idea
At any one point in the year, there are an estimatedor viable for most people for a long-term, lifelong
20 million people on a diet of some kind, whether it issolution.
one that has been studied and recommended by aThe Medical Risks of Very Low Calorie Diets
doctor or something of their own devices. The dietMost liquid diets reportedly have between 600-800
industry makes over a billion dollars every year,calories on average. For most adults, the low limit
whether the dieters get any kind of success or not.threshold for health and energy is 1100 calories. (For
(Source: thriveonline.com) There are problemssmaller adults, this number might be slightly lower.)
associated with even the best of diets. Diets do notHowever, before you kick off any kind of extreme
fail because of a lack of willpower - they fail becausecalorie reduction, you should know what your daily
they do not look at the bigger picture. Liquid diets,calorie needs are, how much energy you use through
high protein diets and other diet plans have problemsexercise each day and what can happen if you drop
that include:down below what your own body is comfortable
- Addressing the actual needs of protein, fat andwith.
carbohydrates in the bodyDaily calorie needs are different for everybody
- Lack of supportbecause of body composition and weight. A rough
- Medical risks of low calorie dietsformula to determine this is to start with resting
- Medical risks of extremely high protein dietsmetabolic rate:
- Why the body will always work to get what itMultiply your desired weight in pounds by 8 and then
needsadd 200.
How Much of the Macronutrients Do You ReallyTo find out how much energy you use through
Need?exercise:
The body needs the three macronutrients, protein,- Multiply the number of minutes spent doing light
carbohydrates and fat, to function properly. Theexercise (walking, light yoga, etc) by 4.
body uses fat and carbs to burn for energy while- Multiply the number of minutes you spend doing
protein is used in a number of other processes in themore intense exercise, like cardio work and strength
body. Protein is vital for every cell in the body and,training, by 8.
unlike the other two, is not stored at all. New sources- Add these two numbers together to get your daily
of protein, especially low fat, complete proteincalorie needs number. (Source: Roizen and Oz, 2006)
sources, must be eaten every day. Carbs, especiallyThis is the number of calories that you need to eat
complex carbohydrates, should make up the bulk ofevery day to keep your current weight. To lose
the diet with about 50% of the calories. In aweight, you need to lower this number by about 500
weight-maintenance diet (one that is meant to keepcalories (to lose a pound a week, a safe and
the body at its current weight), the ratio of proteinsachievable goal), or you could increase your exercise
and fats should be 30% to 20%. However, in a dietminutes enough to equal an additional burn of 500
that is meant to reduce weight, the amount ofcalories.
protein may go up to as high as 35% (the upper limitOnce you go lower than what your body is
threshold) and the fat percent will go down to 15%comfortable with, however, it will start to panic.
of total calories per day. The American HeartInstead of burning the fat stores for energy like it
Association's guidelines for weight management andnormally would, the body may start to slow down
heart health states that the total protein in the dietthe metabolism altogether. If there is insufficient
should never go higher than 35% because of aintake of calories from all three macronutrients, the
number of health risks.body may start taking drastic measures, thinking that
Everybody needs a different level of protein,it is starving and breaking down its own muscle tissue
however. It is a common fallacy that the bodybuilderto use for energy.
becomes enormous from eating extreme amounts ofMedical Risks of Extremely High Protein Diets
protein. Pound for pound, a baby, aged zero to sixJust as a diet that is high in fat will lead to weight
months, needs and should get twice the amount ofgain, diets that are extremely high in protein (defined
protein than the typical body builder. (Baby needs 2.2as over 35% of total daily calories) can cause major
grams of protein per kilogram of body weight, whilehealth problems as well. It is a myth that protein only
the body builder needs only 1.2 grams) (Source: theturns to muscle in the body - excessive protein can
US Guidelines on Protein and Diet) To determine yourand is stored by the body as fat. In addition, high
own protein needs, you can follow a simple formulaprotein diets can lead to electrolyte imbalances, which
or discuss your needs with a doctor or a nutritionist.in turn can lead to heart rhythm problems. Those
If you are being treated for any type of medicalwho have diabetes and kidney disease may see
condition or illness, you should be discussing yourmore health risks from high protein diets because
dietary needs with a medical care professionalthey can lead to the formation of the most common
anyway. The formula for protein needs is:type of kidney stone, the calcium oxalate stone. Too
Divide your weight in pounds by 2.2 to get yourmuch protein can cause the body to eliminate too
weight in kilograms. Multiply that number by.8 to getmuch calcium in the urine, increasing the risk of
your daily protein needs in grams.osteoporosis in those that are prone to the disease.
This formula is not perfect, however, and there areWhy the Body Will Always Work to Get What it
some factors that you should keep in mind. ForNeeds
instance, if you are a sedentary person, your dailyThe body knows what it needs. It knows how much
protein needs will be about half (.4 grams per kg ofit should eat and what kind of protein is needed for
body weight). If you are a frequent exerciser, youreach of its processes. Regardless of how hard you
needs will be between.5 and.8 grams. If you are antry to fight against your own nature, you will always
intense exerciser or an athlete, your needs may gofind yourself eating more than you meant to so that
as high as 1 gram. Keep in mind however, that theyour body can get the protein that is required. Your
body builder only needs between 1.2 and 1.5 grams ofbody will simply continue to eat until the right amount
protein per kg of body weight. Actual protein needsand type of protein is met. (Source: Science Alert:
will vary depending on age, gender and health statusMassey University)
as well. The upper limit of safe protein levels is 35%References
of total daily calories.Michael Roizen M.D. and Mehmet C. Oz. M.D. You on a
The Lack of Support in Liquid DietsDiet: the Owner's Manual for Waist Management Free
Support and proper education is important in any dietPress, a Division of Simon and Schuster, New York,
plan. It is even more important in a liquid diet planNew York.
because it can be so difficult to manage. The body is