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Selenium 200mcg Review – 6 Things You Didn’t Know

By Sasha de Beausset Aparicio, MSc

Reviewed by Rebecca Williams, MD, MA, MB, BChir

Last Updated:

Evidence Based | Summary | What's Inside? | Pros & Cons | Cautions | Directions | Does it Work

Selenium 200mcg by Zhou Nutrition is a potent antioxidant formula that fights off free radicals, supports a healthy thyroid, prostate & heart function and plays a key role in metabolism function. The company behind this formula, “Zhou Nutrition” is a USA-based food supplement and nutrition company whose motto is “Ancient Wisdom Meets Modern Research.” 

The company manufactures a lot of health supplements that are all popular and unique in terms of quality, safety, and effectiveness. The company claims that Selenium 200mcg  is equally effective for males and females of all ages.


1) What is Selenium 200mcg?

Selenium is one of the “essential” micronutrients for humans, which means we need it but not able to synthesize it. Without it, the joints, heart, eyes, reproductive system and immune system can suffer. Humans only need to consume a trace of selenium every day, about 55 millionths or micrograms of a gram. Several clinical trials and studies have found that selenium is necessary for the body’s production of “selenoproteins”, proteins that contain an active form of selenium amino acid. Scientists now agree that selenoproteins are involved in the development of the embryo, antioxidant defense, thyroid hormone metabolism, muscle function, sperm production and the immune system’s response to vaccinations.

Selenium is one of the several nutrients known to have potent antioxidant properties, meaning selenium plays a part in chemical reactions that prevent free radicals from damaging cells and DNA. Free radicals are unstable oxygen molecules from byproducts of the human body’s metabolism or environmental toxins. Antioxidant supplements like Selenium 200mcg are often touted to help prevent heart disease, cancer, and vision loss.

Selenium 200mcg, in particular, is purported to help people with thyroid problems, and reduce the risk of rheumatoid arthritis, cardiovascular and prostate disease. Selenium levels drop with age, so manufacturers claim that selenium 200mcg can slow the aging process, dementia and cognitive decline. Low selenium levels are also implicated in male infertility, depression, thyroid problems and weak immune systems.

What’s Inside?

2) What’s Inside Selenium 200mcg?

Selenium 200mcg contains the following ingredients: Selenium (selenomethionine) 200 mcg.

Pros & Cons

3) Selenium 200mcg: Pros and Cons

  • Supports a healthy thyroid, prostate & heart function.
  • As a potent antioxidant formula, it helps prevent heart disease, cancer, and vision loss.
  • Made in the USA under strict FDA guidelines and following GMP rules.


4) What You Need to Know Before Taking Selenium 200mcg

  • High doses of selenium can cause various side effects including nail changes, nausea, vomiting, loss of energy, and irritability.


5) Directions For Taking Selenium 200mcg

Normally selenium is sparingly soluble, and your body cannot absorb it’s enough quantity. Zhou Nutrition’s Yeast Free Selenium comes in the form of Selenomethionine which has been claimed to provide superior absorption over other types.

Does it Work

6) Bottom Line – Does It Really Work?

Selenium is an essential nutrient, meaning that our bodies cannot synthesize it, and so we have to get it from our diet. The body requires selenium to fortifies the immune system, maintain a healthy cardiovascular system and to help your body fight off any infections. Additionally, taking Selenium 200mcg is a great way to stop free radicals from causing further damage to cells, an excellent way to preserve a healthier body, and support healthy living. It is likely safe for most people when taken by mouth in doses less than 400 mcg daily, short-term.

2.7/5 - (3 votes)
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