Dogs and cats can accidentally be poisoned by vitamin D from common products in the house. Given the vitamins importance in cell function a deficiency can lead to cell damage in your cats vital organs including the heart liver and nerves. Toxic levels of vitamin D3 in dogs are reached at over 2700 IU per lb of food a day and over 4500 IU per lb of food a day for cats but in order to see symptoms this amount would need to be given for months.
If a toxic dose of vitamins is ingested and caught immediately. The Association of American Feed Control Officials AAFCO recommends adult cat food provide a minimum of 280 international units IU of vitamin D per kilogram of food and no more than 30080 IU per kilogram of food. If your furry friend is a kitten or pregnant female she should receive 7500 International Units per kilogram or IUkg.
The amount of vitamin A needed to cause toxic effects is 101000 times the dietary requirements for most species. The most common food sources of vitamin D for cats are liver fish and egg yolks but it can be found in beef and dairy as well. Food and Drug Administrations Animal and Veterinary Department recommends vitamin D levels in foods that vary based on a cats development age.
Overdosing on vitamin E isnt a danger for a cat but vitamin E deficiency is a different story. The toxic dose of Vitamin D for cats is 01mgkg therefore. While low levels of vitamin D are very safe this vitamin can be very poisonous when ingested by dogs or rarely cats.
Vitamin D3 Recommendations for Pets The recommended dose of vitamin D3 for dogs and cats is 227 IU per pound of food served.