Are we slowly poisoning our pets?

young dog in living room
My pup Milo disapproving of extra vitamin A in his weight-reduction plan.

As somebody who does not have children, my canine is my household.

After working with purchasers from around the globe for over 12+ years in my vitamin observe, a standard discovering that I see on testing is individuals are overdosing on vitamin A,  a fats soluble vitamin that’s saved within the physique and does not simply go away for those who get an excessive amount of. It hangs round and bogs down your liver. This occurs from over-consuming dairy/liver/eggs, consuming too many brightly colourful greens (suppose candy potatoes, carrots, crimson peppers, and many others.), topical vitamin A merchandise like anti-aging retinol lotions, and taking vitamin A containing dietary supplements like multivitamins. Over a number of a long time, the liver will get overloaded leading to sluggishness and toxicity.

This phenomenon is well-documented within the literature:

“Vitamin A in excessive doses is a direct toxin. Extra vitamin A is saved in stellate cells within the liver and accumulation can result in their activation and hypertrophy, extra collagen manufacturing, fibrosis and liver harm. The toxicity is dose associated and could be reproduced in animal fashions.” [1]

“The acute and continual results of vitamin A toxicity are properly documented within the literature. Rising proof means that subtoxicity with out scientific indicators of toxicity could also be a rising concern, as a result of consumption from preformed sources of vitamin A usually exceeds the beneficial dietary allowances (RDA) for adults, particularly in developed international locations.” [3]

When you perceive the epidemic of vitamin A subtoxicity and toxicity in people, it is easy to see the way it’s taking place in canine. It is because in contrast to people, canine eat the identical factor daily, and these canine meals are loaded with excessive vitamin A meals.

It is essential to notice that vitamin A toxicity is a gradual burn, which means it could actually take a long time to indicate up in people, and years to indicate up in canine. It is because for those who get a ‘little bit an excessive amount of’ of one thing daily, not a lot occurs within the short-term, however after years, it could actually push your physique (or your pet’s) to the tipping level and well being points outcome.

Indicators of Vitamin A Toxicity in Canine and People

In people, vitamin A toxicity can seem like:

  • blurry imaginative and prescient or different imaginative and prescient adjustments
  • osteoporosis
  • swelling of the bones
  • bone ache
  • poor urge for food
  • dizziness
  • nausea and vomiting
  • sensitivity to daylight
  • dry, tough pores and skin
  • itchy or peeling pores and skin
  • cracked fingernails
  • pores and skin cracks on the corners of your mouth
  • mouth ulcers
  • yellowed pores and skin (jaundice)
  • hair loss
  • respiratory an infection
  • confusion
  • kidney harm
  • headache
  • irritability
  • rash
  • weight achieve and weight problems 

In canine, I might anticipate the signs to be related, with a heavy emphasis on pores and skin points being on the forefront since canine cannot inform us what’s fallacious.

Vitamin A Fundamentals and Human Necessities

Vitamin A is taken into account by vitamin science as one of many fat-soluble nutritional vitamins together with vitamin D (truly a hormone), vitamin E, and vitamin Okay. Extra fats soluble nutritional vitamins like vitamin A are shuttled to tissue for storage, whereas extra water-soluble nutritional vitamins get excreted in urine.

Vitamin A is understood for its position in a wholesome immune system, eye well being, replica, hormone manufacturing, in addition to progress and improvement. Some quantity of vitamin A is present in virtually all meals, however essentially the most plentiful sources are normally simple to establish by their brilliant colours (normally crimson, orange and inexperienced from vitamin A carotenoids). “Consuming the rainbow” has been mentioned to be a simple method to get not solely optimum vitamin, however to be sure you get an abundance of vitamin A in your weight-reduction plan.

Vitamin A is present in plant meals within the type of proform A carotenoids and likewise present in animal merchandise (retinol – preform model). The plant model of vitamin A carotenoids requires conversion in your physique to change into useable vitamin A, a course of that is effectivity has a genetic part, i.e. the conversion fee varies per individual primarily based on gene expression like BCMO1 (rs11645428). Animal sources like liver and egg yolks don’t require conversion to be used.

The RDA for people is as follows:

  • Males over age 19: 900 mcg RAE for males (equal to three,000 IU)
  • Ladies over age 19: 700 mcg RAE for ladies (equal to 2,333 IU)

Suggestions for canine aren’t as simple (however means too excessive for my part):

  • AAFCO suggestions a minimal of 5,000 IU/kg vitamin A for grownup canine and a most of 250,000 IU/kg (that is complicated, I do know)
    • A 50-pound canine eats roughly 2-3.5 cups of meals per day OR 220-385 grams per day of meals (1kg =1000grams)
      • primarily based on above every day consumption could be round 1,100-1,925 IU of vitamin A minimal advice per day for a 50lb canine (be aware this in comparison with the human suggestions above).

I reached out to Acana (a well-liked pet food model), relating to their Healthful Grains, Purple Meat Recipe they usually mentioned it has a vitamin A content material of 34,000 IU/kg as fed. Based mostly on the identical instance above, the identical measurement canine could be getting considerably extra vitamin A, 7,840-13,090 UI per day primarily based on the identical feeding.

ACANA Healthful Grains, Purple Meat Recipe has a vitamin A content material of 34,000 IU/kg as fed

If vitamin A subtoxicity is a large downside in people that hasn’t even gained consciousness, actually nobody is being attentive to in it pets!

The Sins of Canine Meals

Pet food tends to get marginalized, ignored and simply type of filled with low high quality, subpar elements leading to feeding that’s not evolutionarily constant. To not point out all of the artificial nutritional vitamins for canine ‘well being’.

Extraordinarily excessive vitamin A meals have now change into mainstays in pet food, particularly liver, candy potato, pumpkin, and carrots.

Quantity of vitamin A in widespread very excessive vitamin A meals (usually present in pet food):

  • Beef Liver, 1 oz: 5,099 IU
  • Candy Potato, ½ cup chopped: 10692 IU
  • Carrots, ½ cup cubes: 9434 IU

Now let us take a look at some well-liked high-end canine meals:

  • Acana Complete Grains Canine Meals —Beef, pork, beef meal, oat groats, complete sorghum, complete millet, pork meal, complete oats, beef fats, lamb, fish oil, floor miscanthus grass, pure pork taste, beef liver, pork liver, pork kidney, beef tripe, beef kidney, potassium chloride, complete butternut squash, complete pumpkin, salt, taurine, choline chloride, vitamin E complement, dried kelp, zinc proteinate, blended tocopherols (preservative), vitamin D3 complement, vitamin A acetate, niacin, thiamine mononitrate, riboflavin, calcium pantothenate, pyridoxine hydrochloride, folic acid, vitamin B12 complement, dried chicory root, turmeric, sarsaparilla root, althea root, rose hips, juniper berries, citric acid (preservative), rosemary extract, dried Lactobacillus acidophilus fermentation product, dried Bifidobacterium animalis fermentation product, dried Lactobacillus casei fermentation product.
  • Ollie Canine Meals — Beef, carrots, beef kidneys, potatoes, peas, candy potatoes, beef livers, chickpeas, spinach, tricalcium phosphate, salmon oil, salt, taurine, zinc gluconate, vitamin E complement, ferrous sulphate, copper amino acid chelate, manganese amino acid chelate, cholecalciferol (vitamin D3) complement, riboflavin (vitamin B2), thiamine hydrochloride (vitamin B1), pyridoxine hydrochloride (vitamin B6), potassium iodide.
  • Maev Canine Meals (this one had a lot liver in it my canine would not even contact it) —  USDA Beef, USDA Beef Liver, USDA Sweetbreads, Potato (Blanched), Inexperienced Beans, Zucchini, Peanut Butter, Kale, Blueberries, Fish Oil, Flaxseed Oil, Mineral Mix. Once I requested Maev for the vitamin A content material per serving, they replied ‘Thanks for getting again in contact. We’re unable to share particular percentages as they’re proprietary data. I’ve hooked up our Full Dietary Panel on your evaluation.”

So not solely are canine meals loaded with very excessive vitamin A meals, however some corporations will not even let you know how a lot vitamin A is in it. It is ‘proprietary data.’

Compounding the difficulty, most house owners serve canine treats of cheese or containing cheese additional stacking their vitamin A consumption.

It is extremely doubtless that canine’ livers are being overloaded with vitamin extra from vitamin A possible shortening their lifespan. Check out Bobi, the worlds oldest canine that lived to age 31 and ate what his people ate.

What To Do

For those who’re studying this and following my logic, there’s just a few easy subsequent steps.

  1. Analysis the difficulty your self. Simply do not mechanically agree with a well-intentioned dietary therapist that loves canine on the web, however dive into it your self and are available to your individual conclusions. Think about researching first about vitamin A toxicity in people and discover out for those who’re overdosing on vitamin A in your individual weight-reduction plan too (there’s testing for this). It is a lot simpler to grasp the difficulty with canine for those who first ‘get’ the way it’s taking place in people.
  2. Contact your pet food firm and learn how a lot vitamin A you are truly feeding to your canine. It could be troublesome to get a solution, which is tremendous discouraging, however be persistent!
  3. For those who’re not proud of the well being of your canine in your present meals, combine it up and contemplate lowering your present kibble by crowding it out with prime quality human grade meals that’s low in plant toxins and vitamin A (I personally do that by feeding my canine roughly ¾ pound of floor beef and a few grains, normally oats or rice to cut back quantity of normal pet food I feed). You may as well contact a number of pet food corporations and see if you could find one that’s on the decrease finish in terms of vitamin A.
  4. For those who disagree — please begin a debate within the feedback however embrace your science and information!

I hope this helps provide you with some concepts about the best way to enhance the well being of your self and your pet!

Advised Sources


angry looking dog in living room

angry looking dog in living room


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  5. https://ggenereux.weblog/

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