mineral3 cited usesBest taken: with_food
Selenium
An essential trace mineral that serves as a cofactor for glutathione peroxidase and thyroid hormone metabolism. Supports antioxidant defense, immune function, and thyroid health.
What it’s good for
Frequent ColdsStrong
Selenoproteins enhance immune cell function and antibody production. Glutathione peroxidase reduces oxidative stress during infection.
Dose: 55–100 mcg
Chronic InflammationStrong
Glutathione peroxidase and thioredoxin reductase reduce oxidative stress and inflammatory cytokines IL-6 and TNF-alpha.
Dose: 100–200 mcg
Hair ThinningModerate
Required for thyroid hormone synthesis and conversion of T4 to T3. Selenoprotein P supports hair follicle growth.
Dose: 50–100 mcg