Vitamin D Dose For Cats

So, your cat received 0.025mg per 8.1kg which works out to 0.003 mg/kg. In human medicine, we know that low levels of vitamin d increase our risk of cancer and other inflammatory diseases.

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The aspca’s animal poison control center reports that more potent supplements are becoming widely available to address an increased concern for vitamin d deficiency in humans, so veterinarians are encountering more vitamin d toxicosis in companion animals.

Vitamin d dose for cats. The toxic dose of vitamin d for cats is 0.1mg/kg, therefore: Vitamin d toxicity can occur in cats of any age, although kittens and young cats are at higher risk than adult cats. This means that cats and dogs are dependent on dietary sources of vitamin d.

Vitamin d is vital in regulating the calcium and phosphorous balance in your cat's body. In it’s purest form (ascorbic acid) it acts as an acidifier of ph in the body. Known as the “sunshine vitamin” because exposure to sunlight helps the body produce it naturally, vitamin d is an essential vitamin for cats, which means the cat’s own body does not produce a sufficient amount and therefore vitamin d must be included in the animal’s diet for the cat to maintain optimal health.

This is well below the toxic dose of 0.1 mg/kg. Pathological changes found in the cats from the experimental vitamin d3 toxicosis were similar to those in the natural cases. Which cats need vitamin d supplements?

Toxicity data for cats are lacking, but they are believed to be more sensitive to poisoning than dogs. We can get our dogs and cats tested for low levels of vitamin d. Very few cats require vitamin d supplementation.

Everyone knows to take vitamin c for overall health and well being. A common source of vitamin d poisoning is when a cat accidentally ingests rodenticides containing vitamin d. Cholecalciferol (vitamin d) toxicosis can come from a variety of different sources, with the most common being supplements.

This high level of calcium, also known as hypercalcemia, can cause a mineralization (hardening) of the lungs, stomach wall, kidneys, and blood vessels. 500 iu of vitamin d per 10lb and over adult cat per week would be my target. Accidental ingestion of rat poison containing cholecalciferol (vitamin d3) is the most common cause of os vitamin d toxicosis in cats.

So why do some think it could be bad for cats? The initial clinical signs, occurring anywhere from 8 to 48 hours after ingestion, include depression, weakness, and appetite loss. This would be well below the toxic dose of 0.1 mg/kg.

Some of you probably get your own vitamin d levels tested (and you might want to consider doing it, if you haven’t, after you read this!). Vitamin d deficiency in cats. There are two forms of vitamin d.

Not per kilo of cat; (cholecalciferol may be toxic at a dose as low as 0.5 mg/kg in the dog, and calcipotriol may be toxic at 10 µg/kg in the dog.) 1000 units of vitamin d3 is 0.025mg;

The recommended dose of vitamin d3 for dogs and cats is 227 iu per pound of food served. Vitamin d2 is also known as ergocalciferol that occurs in plants and vitamin d3, known as cholecalciferol, is created in the skin during exposure to uv light and occurs in animals. So let's do some math here.

Vitamin d poisoning causes a variety of clinical signs. Excess vitamin d → hypercalcemia → clinical signs. As an antioxidant it also helps support joints, bones and the immune system.

Vitamin c is a powerful antioxidant. It also promotes the retention of calcium, thus aiding bone formation and nerve and muscle control. Vitamin d poisoning occurs when a cat ingests a toxic dose of vitamin d.

The sun can’t help cats create vitamin d in their bodies because of their fur. Toxic levels of vitamin d3 in dogs are reached at over 2700 iu per lb of food a day and over 4,500 iu per lb of food a day for cats, but in order to see symptoms, this amount would need to be given for months. A ten pound cat is 4.54 kilograms.

This means the cat consumed 0.025mg per 4.54kg equaling about 0.0055 mg/kg. Indeed, this chimes with work done in the human field. Dogs and cats, unlike humans and most other species, are unable to naturally convert very much vitamin d in their skin when exposed to ultraviolet light.

Vitamin d poisoning in cats caused by ingestion of a pesticide, a supplement overdose, or accidental consumption, will cause the feline’s calcium levels to drastically increase. The toxic dose for vitamin d is the same for cats as it is for dogs. 1000 units of vitamin d3 is 0.025mg.

Marchnwe in may 2015, the university of edinburgh vet school announced the results of a study showing that seriously ill cats with high levels of vitamin d in their blood were more likely to be alive one month later than cats with low vitamin d levels. Given how susceptible cats are to kidney diseases, and how their livers process food and chemicals differently from how humans do, i would recommend the slow and easy route instead. These prey animals store vitamin d in the liver, so if liver is consumed regularly, vitamin d deficiency is not expected.

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