Onlinestrength analyzed 10 best-selling Selenium supplements in the United States for selenium content and heavy metal (arsenic, cadmium, lead, mercury) contamination.
Supplements that failed to follow FDA regulations were were penalized accordingly.
All Selenium Benefits/Effects/Facts & Information
Selenium is a trace mineral found in certain foods and is used by the body to produce glutathione peroxidase. Glutathione peroxidaseplays a major role in the body’s antioxidant and immune system defense.
Selenium increases antioxidant capabilities and improves quality of blood flow, therefore boosting the body’s resistance against free radicals and diseases. Selenium is touted to help reduce inflammation and lower free radical damage.
Antioxidant & helps to fight oxidative stress
Reduces risk of cancer – deficiencies have been shown to increase risk of cancer
Boosts overall immune system health – selenium is required for a well-functioning immune system
Improves blood flow
Regulates thyroid function
May help improve fertility in males
May be helpful for diabetic neuropathy
May be helpful in treating acne, anxiety, and fibromyalgia, but more evidence is still required to prove these claims
The daily Upper Tolerable Intake Level (UL) for selenium, is 400 mcg for adults.
How To Take Selenium
Recommended Selenium dosage, active amounts, other details
The US Institute of Medicine issued a guideline for the maximum total daily intake. For selenium, the total daily recommend dosage has been set as follows:
0-6 months: 45 mcg
7-12 months: 60 mcg
1-3 years: 90 mcg
4-8 years: 150 mcg
9-13 years: 280 mcg
Males and Females
14 years and older: 400 mcg
Pregnant or Nursing Women: 400 mcg
It should be noted that most healthy adults already receive on average 100 mcg of selenium through diet alone so its important to take note of this when deciding on how much more selenium you should supplement.
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