Selenium (セレン)

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Characteristics of nutrients

  • Components of antioxidant enzymes
  • Constituents of enzymes that activate thyroid hormone
  • It is abundantly contained in seafood, meat and eggs

Function of nutrients

  • Protect the body from oxidation
  • Helps amino acid metabolism
  • Keep immunity normal
  • Keep thyroid hormone normal
  • Helps absorption of vitamin E

When nutrients are deficient

  • There is no worry of deficiency in normal diet
  • arthrosis
  • Muscle pain, dry skin, decreased fertility
  • Asthma, anemia

When nutrients overdose

  • Nail deformation, hair loss, gastrointestinal disorders
  • Diarrhea, fatigue, neuropathy, rough skin etc

Food that contains a lot of Selenium

FoodstuffIngredient per 100g (㎍)
Pork liver240
Beef liver210
angler liver200
walleye pollock130
southern bluefin tuna120
bluefin tuna110


  • Selenium is contained in fishes and shellfishes, meats, eggs and so there is no worry of deficiency
  • Please be aware of hypernutrition due to dietary supplements
  • antioxidant effect
  • Keep immunity normal