Minerals · Supplement

Selenium (Selenomethionine)

Trace mineral essential for thyroid hormone conversion (T4 → T3), glutathione peroxidase, and immune function. Brazil nuts are food source but content is variable. Selenomethionine is well-absorbed.

At a glance

CategoryMinerals
Common dose100–200 mcg
TimingWith food
With foodYes
FormOral supplement
Note: Therapeutic window is narrow — do not exceed 400 mcg/day. Excess causes hair loss, brittle nails, neuro symptoms. Test selenium status if dosing long-term.
Ranges shown are commonly referenced values for educational purposes and are not a recommendation or medical advice. Always consult a qualified healthcare provider before starting any compound.

Track Selenium with StackMindr

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Dose reminders

Set Selenium in the slot you take it and get a push notification each day.

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One place for everything

Track it alongside your peptides, TRT, and the rest of your stack.

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Track your results

Log weight and measurements to see the effect over time.

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Lab work

Keep bloodwork next to the protocol that produced it.

Track Selenium, free.

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Selenium FAQ

What is a common Selenium dose?

Commonly referenced protocols use 100–200 mcg, with food. This is educational reference only — dosing should be set with a qualified healthcare provider.

When should you take Selenium?

Selenium is typically taken with food. StackMindr lets you set a reminder for the exact slot you take it.

Can I track Selenium in StackMindr?

Yes. Selenium is in StackMindr's built-in glossary of 130+ compounds. Add it to your schedule, set reminders, and track your results — free on iOS and Android.