Selenium is necessary for many biochemical processes in the human body. It is part of many enzymes with antioxidant properties. It also helps the body defend itself against oxidative stress, allows the regulation of thyroid hormones, and keeps immunity up.

The main plant sources of selenium are nuts (especially Brazil nuts), whole grains, and brown rice.

Selenium has been shown to contribute to:

Precise information on the quantity of selenium in ManaPowder Origin can be found here. Precise information on the quantity of selenium in ManaDrink Origin can be found here.

Mana is nutritionally complete food. Enjoy it as part of a balanced and healthy lifestyle.


Dietary Reference Intakes for Water, Potassium, Sodium, Chloride, and Sulfate. National Academy Press, Washington, DC: 2005. PMID: 101209392. 

Tolerable upper intake levels for vitamins and minerals, Scientific Commettee on Food, Scientific Panel on Dietetic Products, Nutrition and Allergies, EFSA 2006. Online:

Clinical studies: