Skip to content

21st Century, Selenium

SKU CEN-21154
UPC 740985211540
Original price $4.53 - Original price $4.53
Original price
$4.53 - $4.53
Current price $4.53
$0.38 /mg of Selenium (High Selenium Yeast)

Quality Testing

The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
Testing Result
USP Allowed

Supplement & Nutrition Facts

Serving Size: 1 Capsule
Servings Per Container: 60
  Amount Per Serving % Daily Value
Selenium (as High Selenium Yeast)
200 mcg

Product Description


Bolster your immune system and protect against oxidative stress with 21st Century Selenium, a vital mineral.

Selenium from 21st Century is a gluten-free mineral supplement that provides antioxidant support and is essential for overall health. This product is guaranteed for quality and laboratory tested.

  • Provides antioxidant support
  • Essential mineral supplement
  • Gluten-free formula
  • Guaranteed quality and laboratory tested


As a mineral supplement, adults take one (1) capsule daily with any meal or as directed by a healthcare provider. Do not exceed recommended dosage. Individual results may vary.


Rice bran, brewer's yeast, oat fiber, gelatin. Contains <2% of: Magnesium stearate.

No added sugar, preservatives, artificial flavors or colors.

Health risks and warnings

Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure. Stop use and contact a physician if adverse reactions occur.

Keep out of reach of children. Do not use if product appears to be tampered with or seal is broken. Store at room temperature.

Please note

At Health Orchard, we are committed to providing accurate product information and images. However, manufacturers may update their product packaging or ingredients, and these changes may not be immediately reflected on our website. It's possible for products to be shipped with different packaging than what is shown online. For the most accurate and safe use of any product, we advise reading the product's label, warnings, and instructions rather than relying solely on the details provided by Health Orchard.

Visit the manufacturer's website for more information.

Questions and Answers about 21st Century, Selenium

Have a Question?

Ask a Question
  • Is it safe to take selenium every day?

    It is generally safe to take selenium supplements daily, as long as you follow the recommended dosage and do not exceed the upper limit set by health authorities. However, it's essential to consult with a healthcare professional for personalized guidance, especially if you have any pre-existing health conditions.

  • What are the benefits of selenium ACE tablets?

    Selenium ACE tablets, which typically contain selenium along with vitamin A, vitamin C, and vitamin E, may offer various benefits, such as supporting immune function, thyroid health, and antioxidant protection. However, the specific benefits may vary depending on the product formulation and individual needs.

  • What are the benefits of selenium?

    Selenium is an essential mineral that plays a crucial role in various bodily functions, such as supporting thyroid health, immune function, and antioxidant protection. It may also have potential benefits for reproductive health and cancer prevention, but more research is needed to confirm these effects.

  • What does selenium do for the skin?

    Selenium, as an antioxidant, may help protect the skin from oxidative damage and support overall skin health. Some studies suggest that it may have potential benefits for skin conditions like acne and psoriasis, but more research is needed to confirm these effects.

  • What is selenium best for?

    Selenium is best known for its role in supporting thyroid function, as it is essential for the production and metabolism of thyroid hormones. It also plays a crucial role in immune function and antioxidant protection.

  • Can I take collagen and selenium together?

    Yes, collagen and selenium can generally be taken together safely. Some supplements may even combine these ingredients to support overall health and wellness. However, it's essential to follow the recommended dosage for each supplement and consult with a healthcare professional for personalized guidance.


The Marketplace not only offers thousands of health supplements, but also allows you to see the prices of those supplements at all major retailers.


The Library will provide articles, guidebooks, and video tutorials from real doctors to help you understand all you need to know about your health supplements.


The Forum allows healthcare professionals and paying users to discuss health and supplements on an organized and user-friendly platform.

Related articles