Supports a healthy immune system and thyroid function.
Probably. Just one or two Brazil nuts a day will cover you. Fish and meat are also good sources.
Yes. It's critical for converting thyroid hormones to their active form. Especially helpful for people with Hashimoto's.
Absolutely. Do not exceed 400 mcg a day from all sources. Toxicity is a real thing with selenium.
Click through to the studies bar for the evidence base.
See the dosing guide below.
Compare formats before buying.
Some ingredients build up over weeks. Others act fast.
The compound effect of consistent dosing.
Check the cautions section if you have a pre-existing condition.
Some ingredients you feel. Others just work in the background.
Selenomethionine. Your body absorbs it much better than the cheaper sodium selenite form.
Anytime. With or without food. Consistency is more important than timing.
Only if you're deficient. Too much can actually cause hair loss, so don't mega-dose for beauty.
Similar element, different form. The shampoo uses selenium sulfide, which you definitely should not eat.
Most research uses 100.0g daily. Below 55.0g, you're probably wasting money. Above 200.0g, no extra benefit. The curve plateaus. Safe upper limit ~ 400.0g.
Selenium is incorporated into selenoproteins, which act as antioxidants and play roles in thyroid hormone metabolism and immune cell function.
Selenium's role in immune function, thyroid hormone production, and antioxidant defense is well-established through numerous studies. It is recognized as an essential nutrient by health organizations.
Found in soil, which means its content in plants varies wildly by region. Brazil nuts, certain fish (tuna, halibut), and meats are the most reliable food sources.
Selenium (Immune) interacts with other supplements and meds. The analyzer flags interactions, dose mismatches, and timing collisions across your whole list.
FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. This information is for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before starting any supplement regimen.