How much selenium daily is too much?

How much selenium daily is too much?

400 micrograms a day
Most people can get their RDA of selenium from food. In some studies to determine if selenium could aid in prostate cancer prevention, men took 100 micrograms daily. The safe upper limit for selenium is 400 micrograms a day in adults. Anything above that is considered an overdose.

What does high doses of selenium do?

Extremely high intakes of selenium can cause severe problems, including difficulty breathing, tremors, kidney failure, heart attacks, and heart failure. The daily upper limits for selenium include intakes from all sources—food, beverages, and supplements—and are listed below.

What is the best time to take selenium?

When taking selenium, it does not matter at what time of day selenium is taken. However, if you have problems with your stomach, you should take selenium in combination with a meal.

Is 200 mcg too much selenium?

Selenium is suggested in doses of no more than 200 mcg per day. The treatment range for selenium is narrow. You shouldn’t take too much. The recommended dose is 100 mcg to 200 mcg per day.

How much selenium is toxic?

The Dietary Supplements Regulations 1985 require selenium supplements to be manufactured and labelled so that the recommended daily dose is no more than 150µg. A maximum safe daily dietary intake has been estimated at 400µg. At an intake of 750-850µg functional signs of toxicity can be expected.

How long does selenium stay in your system?

How long does selenium stay in your body after you take it? Selenium only builds up to a significant degree in the thyroid gland. Most remaining selenium in your body is usually excreted within 24 hours.

How much selenium do I need?

55 micrograms daily
RDA: The Recommended Dietary Allowance (RDA) for adult men and women 19+ years of age is 55 micrograms daily. Women who are pregnant and lactating need about 60 and 70 micrograms daily, respectively.

Can I take zinc and selenium together?

No interactions were found between selenium and Zinc.

What is the side effects of selenium?

Side Effects

  • Diarrhea.
  • fingernail weakening.
  • garlic odor of breath and sweat.
  • hair loss.
  • itching of skin.
  • nausea and vomiting.
  • unusual tiredness and weakness.

Is 70 mcg of selenium too much?

For oral dosage form (tablets): To prevent deficiency, the amount is based on normal daily recommended intakes: Adult and teenage males—40 to 70 micrograms (mcg) per day. Adult and teenage females—45 to 55 mcg per day.

Is 300 mcg of selenium too much?

Selenium is LIKELY SAFE for most people when taken by mouth in doses less than 400 mcg daily, short-term. Selenium is POSSIBLY UNSAFE when taken by mouth in high doses or for long-term. Taking doses above 400 mcg can increase the risk of developing selenium toxicity.

How long does selenium stay in the body?