What happens if cattle get too much selenium?

The experimental or accidental administration of selenium compounds has also produced acute poisoning in farm animals (NRC, 1976b). Signs of severe distress include labored breathing, abnormal movement and posture, and prostration and diarrhea, and are followed by death in a few hours.

How do you treat selenium toxicity in cattle?

Results from studies have shown that feeding a higher protein diet may reduce the toxicity of Se; animals fed the same amount of toxic selenium but fed a higher protein diet lived for a few more days than those animals fed a low protein diet.

What are signs of selenium poisoning?

Symptoms of selenium toxicity include nausea; vomiting; nail discoloration, brittleness, and loss; hair loss; fatigue; irritability; and foul breath odor (often described as “garlic breath”).

Is selenium toxic to animals?

Selenium toxicosis after ingestion of selenium-containing shampoos or selenium supplement tablets is rare in small animal pets but can occur. Several factors are known to alter selenium toxicity; however, in general, a single acute oral dose of selenium in the range of 1–10 mg/kg may be lethal in most animals.

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. per pound of body weight.

What are the symptoms of selenium deficiency in cattle?

Some of the signs of Selenium deficiency depend on the tissues that are affected. Young animals may appear stiff, lame or weak; spend most of their time lying down and resting their chin on the ground; have diarrhea; and be unthrifty, chronic poor do-ers.

How do you reverse selenium toxicity in horses?

There is no specific treatment for selenium toxicosis.

What are the symptoms of Selenium deficiency in cattle?

How do you treat selenium toxicity in horses?

How much selenium is toxic to goats?

3 ppm
Selenium has a very narrow margin of safety. Goats require 0.2 parts per million of selenium, and the toxic level is 3 ppm. Some symptoms of selenium deficiency are identical to those of selenium toxicity.

Can selenium toxicity be reversed?

Most of the toxic effects are reversible. Untreated acute/chronic toxicity may be fatal 4.

How do you get rid of selenium poisoning?

Treatment involves discontinuation of the source of excessive intake and supportive care. There is no known antidote or suitable chelator. In a published11 case of selenium poisoning, the patient took 10 tablets a day for 2 weeks following a loading dose of a supplement containing an unknown amount of selenium.