How much selenium can a dog take?
According to European Union legislation, when selenium is added as a supplement to dog food, the maximal legal limit is 0.5 mg/kg (0.568 mg/kg dry matter—DM).
What does an overdose of selenium do?
An overdose of selenium may cause bad breath, fever, and nausea, as well as liver, kidney and heart problems and other symptoms. At high enough levels, selenium could cause death.
How much selenium is fatal?
Of sodium selenate, the minimum fatal dose was found to be 2.5 mg. per pound of body weight. Smith, Stohlman, and Lillie,^ using rabbits, found that the fatal dose of selenium, in the form of sodium selenite or selenate, when administered orally was 1.5 to 2.0 mg.
How do you counteract selenium toxicity?
The maximum safe daily intake is 400µg. Symptoms of selenium toxicity include a garlicky odour in the breath, fatigue, gastrointestinal symptoms, transverse lines on the nails, alopecia, and peripheral neuropathy. Treatment is by supportive care. There is no known effective antidote.
Is selenium bad for puppies?
Parenteral selenium products are also quite toxic, especially to young animals, and have caused deaths in piglets, calves, lambs, and dogs at dosages as low as 1 mg/kg. Younger animals tend to be more susceptible to selenium poisoning, and the chemical forms can result in some differences in relative toxicity.
What is selenium in dog food?
Selenium is a mineral that has health-promoting properties, and it must be included in dog and cat foods. Selenium is available in two forms: Sodium Selenite and Selenium Yeast. We use Selenium Yeast in all our premium dog foods because it is thought to be safest for their systems, even though it’s more costly.
What is the toxic level of selenium?
In the published reports reviewed herein, serum selenium concentrations span the following ranges: 400–30,000 μg/L associated with acute toxicity, 500–1400 μg/L associated with chronic toxicity, and <1400 μg/L free of toxicity; the category is determined by signs and symptoms in the patient.
How much selenium do I give my Dog?
According to AAFCO, the maximum amount of selenium used in a dog food should not exceed 2.0 mg/kg on a dry matter basis — or about 18 times the recommended minimum of 0.11 mg/kg. And on a caloric basis, the maximum suggested selenium content is 0.57 mg per 1000 calories of food — which is about 19 times the minimum 0.03 mg for the mineral.
What are the symptoms of selenium overdose?
Respiratory symptoms