During my years as a professor teaching veterinary students nutrition, the
assignments they hated the most was any that involved math and the
comparing of nutrients in a diet to determine if the diet was
complete and balanced based on some nutritional standards(AAFCO, NRC or
Ancestral). They would generally get confused by the fact that each company
would list their nutrient analysis in a different manner: e.g.. as % As
Fed, as a % of Dry matter, as Units per 100 or 1000Kcal, to complicate this
further they will site the Guaranteed Analysis (Min or Max), the Actual
Analysis or A Typical Analysis.
In order to make valid comparisons each diet must be brought to a common
denominator, including the selected requirements. Because such comparisons,
if done correctly, are time consuming.
This type of time consumption does not pay much to a busy veterinarian, so is
seldom done except by academics. To make a little easier for the students I
developed Excel spread sheets, these are quite crude and the math is simple but
comparisons can be done. I am sure any one skilled with spread sheets can
take these crude sheet and improve on them. You can also use them to
evaluate a client's pet's diet against the industry standards.
Unfortunately, I do not have a clue how to publish them on this blog so you
will have to contact me if you are interested in one. I would like to charge a nominal
fee of $20.00 US; which you will donate to the WCVM Bursary fund for
students who find themselves financially strapped during their DVM
program. But I am not sure even how to do that except by e-transfer. If enough
of my readers show an interest I am sure I can figure something out.
If interested please e-mail me at @mail.usask.ca
Are you confused about what to feed your pet? Why are so many supplements available on the market if commercial diets are considered "complete and balanced"? Can you get the truth from the industry, your veterinarian, the pet food store employees? Are home made diets really bad?I will attempt to help you make an informed decision.
Wednesday, April 16, 2014
Tuesday, April 15, 2014
A series of student papers evaluating and comparing veterinary therapeutic and wellness diets with equilivent over the counter diets (OTC)
Introduction to The Series
Veterinary associations and
colleges have formed lucrative and mutually beneficial partnerships with
the multinational pet food companies. These affiliations leave veterinarians
accountable to the public, as trained professionals, to the verify the claims
made by these companies. As a result ,
veterinarians have become spokespersons for the pet food industry a responsibility that should
not be taken lightly. Since the melamine disaster and the increasing popularity of alternative diets, dramatic changes are occurring within in the pet food industry as their market share is
being slowly eroded. As advocates of the industry, veterinarians must understand
nutrition and its role in wellness and in the pathophysiology and management of disease.
I asked my fourth year nutrition elective students to
independently review and compare veterinary
diets and over the counter diets used to manage pet wellness and common problems diagnosed in
pets.These papers reflect the frustrations the students had trying to analyze, interpret and appropriately compare "across the board "the information provided by the companies on their websites and through their customer service representatives. Often the actual science behind the diets eluded them.This exercise demonstrated to them how difficult it would be for a busy small animal veterinarian to do; but necessary in order to advise clients appropriately and independantly.
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