Supplements / Conditional

Selenium

Supportive evidenceMorningConditional

Best for: Nutritional coverage, Immune support

Dose & timing

Dose
55–100 mcg daily; do not exceed 400 mcg/day chronically.
Timing
Morning.
Review
Reassess after 8 to 12 weeks.
Forms
selenomethionine

What this supplement is for

  • Geographic deficiency belts (parts of UK, NZ, China) make this region-specific.
  • Two Brazil nuts often hit the daily target without a supplement.

When the engine routes this to you

  • If selenium plays a role in thyroid hormone metabolism: studied for thyroid antibody markers in autoimmune thyroiditis.

What to look for in a product

  • Preferred third-party verification: USP Verified.
  • Common contamination risks: Mislabeling / identity.
  • Form: Selenomethionine is well absorbed; sodium selenite is also fine.

Talk to a clinician first

Gated

This is a supplement we won’t link to a specific product without clinician context. Narrow safe range; chronic excess is harmful.Once we offer clinician partner pathways, this is where they’ll appear.

If you’re working with a doctor or qualified practitioner, they can advise on dose, brand, and monitoring.

Your experience

Stays on this device

If you’ve tried Selenium, you can log how it went. This stays on your device — only you see it.

We frame these as personal experience, not medical claims. Self-reported subjective outcomes are influenced by placebo, regression to the mean, and parallel lifestyle changes. We’ll never present ratings as equivalent to RCT evidence.

Evidence sources

1 reviewed

This page is informational. almavivo.com is not medical advice — talk to a qualified clinician before starting a new supplement, especially if you take prescription medication, are pregnant or breastfeeding, or have a chronic health condition.