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Selenium: Benefits and Foods High in Selenium

Discover Selenium benefits, top sources for vegans and carnivores and their Selenium content per 100g.

Luke Gartland avatar
Written by Luke Gartland
Updated over 10 months ago

What is Selenium?

Selenium is an essential trace mineral that plays a critical role in metabolism and thyroid function. It also has antioxidant properties that help protect cells from damage and supports the immune system.

Benefits of Selenium

  • Antioxidant Protection: Helps protect cells from damage caused by free radicals.

  • Thyroid Health: Essential for the proper functioning of the thyroid gland.

  • Immune Support: Supports the immune system and helps fight off infections.

  • Heart Health: May reduce the risk of heart disease by reducing inflammation and oxidative stress.

Foods High in Selenium

Here are some foods rich in Selenium along with their approximate Selenium content per 100 grams and the percentage of the daily recommended value (DRV) they provide. The DRV for Selenium is approximately 55 micrograms (mcg) for adults.

Top Sources of Selenium for Carnivores

  1. Tuna

    • Selenium content: 108 mcg per 100g

    • % of Daily Need: 196% for both men and women

    • Tuna is a rich source of selenium.

  2. Oysters

    • Selenium content: 89.6 mcg per 100g

    • % of Daily Need: 163% for both men and women

    • Oysters are also high in selenium.

  3. Beef Liver

    • Selenium content: 28.1 mcg per 100g

    • % of Daily Need: 51% for both men and women

    • Beef liver provides a good amount of selenium.

  4. Chicken Breast

    • Selenium content: 24.5 mcg per 100g

    • % of Daily Need: 45% for both men and women

    • Chicken breast is another good source of selenium.

  5. Eggs

    • Selenium content: 20 mcg per 100g

    • % of Daily Need: 36% for both men and women

    • Eggs contain a moderate amount of selenium.

Top Sources of Selenium for Vegans

  1. Brazil Nuts

    • Selenium content: 1,917 mcg per 100g

    • % of Daily Need: 3,485% for both men and women

    • Brazil nuts are extremely high in selenium.

  2. Sunflower Seeds

    • Selenium content: 79.3 mcg per 100g

    • % of Daily Need: 144% for both men and women

    • Sunflower seeds provide a significant amount of selenium.

  3. Chia Seeds

    • Selenium content: 55.2 mcg per 100g

    • % of Daily Need: 100% for both men and women

    • Chia seeds are high in selenium and other nutrients.

  4. Brown Rice

    • Selenium content: 15.1 mcg per 100g

    • % of Daily Need: 27% for both men and women

    • Brown rice is a good plant-based source of selenium.

  5. Lentils

    • Selenium content: 8.2 mcg per 100g

    • % of Daily Need: 15% for both men and women

    • Lentils provide a moderate amount of selenium.

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