AOR AOR - SeMet 55 mcg, 90 vcaps
AOR SeMet - Contains selenomethionine, a natural form of the mineral selenium that is the prominent form which the body absorbs from food sources. It is the main form of selenium that is stored in the body, and is more effectively used than other forms and is absorbed one and a halt to two times better than selenite, a form commonly found in supplements. Selenium levels of plant-based foods are unpredictable as they will vary with soil selenium content, making it important to supplement with the absorbable and efficient form of selenium to obtain its health benefits. Selenium is necessary for immune function, supporting the production of glutathione, a powerful antioxidant, and boosting immune cell activity. Supplementing with selenium is important for those who want to promote a healthy immune system and normal cell growth especially as selenium soil content is depleted in many areas of North America. AOR offers selenium in the form of selenomethionine, a less toxic and more potent form of selenium. Selenium’s cancer-fighting strength is linked to its formation of methylselenol. SeMet is directly and easily converted into this important metabolite, making it one of the most superior form of selenium available.

Price
Regular Canadian retail price: $26.98 CAD. Price Vault members pay below retail on this product. Member pricing is private and shown after a free opt-in, with no membership fee, no minimum order and no subscription.
In stock. Free shipping across Canada on orders over $89, flat $9.95 under that. 30 days to request a return, with return shipping paid by the customer. Ships from Victoria, BC.
Why people keep reordering it
- Highly absorbable forms
- Chelated forms your body takes up, instead of oxide that mostly passes through.
- Calm and recovery
- Supports muscle relaxation, sleep quality and everyday stress resilience.
- Gentle on digestion
- Formulated to skip the laxative effect of cheaper magnesium.
Best suited to: eats little seafood, meat, or brazil nuts, lives in a region with selenium-depleted soil, wants a well-absorbed form over selenite.
What the research supports
One capsule provides 55 mcg of selenium as selenomethionine, taken once a day. The 90-capsule bottle lasts three months.
Studies use 100 to 200 mcg a day.
- Antioxidants (evidence: moderate, from human rct, mechanistic)
- Selenium is a building block for glutathione peroxidase, an enzyme that neutralizes free radicals before they damage cells. It keeps that defense running steadily.
- Immunity (evidence: moderate, from human rct, mechanistic)
- Selenium helps immune cells produce and respond to the signals that coordinate a response to everyday threats. People who start out low see the clearest benefit from topping up intake.
- Energy (evidence: moderate, from human rct, mechanistic)
- Selenium-dependent enzymes convert thyroid hormone into its active form, a step the body cannot skip. People whose intake is low often notice their energy improve once it's corrected.
Read the literature: Antioxidants on PubMed, Immunity on PubMed, Energy on PubMed.
Is it right for you
Worth it if
- Eats little seafood, meat, or Brazil nuts
- Selenomethionine is the form the body absorbs directly from these foods, so a 55 mcg capsule fills the gap without overshooting.
- Lives in a region with selenium-depleted soil
- Selenium content in North American produce varies with soil levels, and a steady 55 mcg dose evens that out.
- Wants a well-absorbed form over selenite
- Selenomethionine is absorbed one and a half to two times better than the selenite found in many cheaper multivitamins.
Look elsewhere if
- Someone targeting a specific immune or thyroid protocol at 200 mcg
- Look for a selenium product formulated at that higher dose, since this one is built for baseline maintenance, not a loading dose.
- Already eating Brazil nuts or seafood regularly
- Get a blood or dietary check first, since selenium has a narrow safety margin between adequate and excessive intake.
What to expect
There's nothing to feel day to day. Selenium status builds over weeks as the mineral gets incorporated into selenoproteins, so this is a background nutrient rather than something with a noticeable effect.
How it compares
- Compared with sodium selenite
- Selenomethionine is absorbed and retained by the body more efficiently, since it's incorporated into proteins the way dietary selenium is. The tradeoff: Selenite products are usually cheaper per capsule and are still adequate for meeting basic intake needs.
Product details
- Active ingredient
- Selenium (selenomethionine)
- Ingredient form
- vcaps
- Strength
- 55 mcg
- Servings per container
- 90
- Suggested use
- Take 1 capsule daily with a meal or as directed by a health care practitioner.
- Country of manufacture
- Canada
- Independent testing
- ISO-certified third-party labs
- Certifications
- Non-GMO, Made in Canada
- Storage
- Store in a cool, dry place
- Brand
- AOR
How to take it
Take 1 capsule daily with a meal or as directed by a health care practitioner.
- Store in a cool, dry place away from direct light.
- Keep out of reach of children.
- Consult a practitioner if you are pregnant, nursing or on medication.
Ingredients
- Selenium (selenomethionine)
- 55 mcg
Non-medicinal ingredients
Microcrystalline cellulose, sodium stearyl fumarate, maltodextrin. Capsule: Hypromellose.
Free from
Contains no wheat, gluten, nuts, peanuts, sesame seeds, sulphites, mustard, dairy, soy, eggs, fish, shellfish or any animal byproduct.
Interactions and cautions
- Medications
- May reduce absorption of certain antibiotics and thyroid medication.
- Timing
- Separate from medications by 2 to 4 hours unless directed otherwise by a healthcare practitioner.
- Pregnancy and breastfeeding
- Consult a healthcare practitioner before use if pregnant or breastfeeding.
- General
- Use only as directed. Discontinue and consult a practitioner if you experience an adverse reaction.
This product is not intended to diagnose, treat, cure or prevent disease. Consult a healthcare practitioner before use. Free certified advisors are available at 1-888-386-1211, Mon to Fri, 9am to 5pm PT.
Questions about AOR - SeMet
- Is this the genuine, authentic product?
- Yes. It is identical to what you would pay full price for anywhere else, sourced through our authorized supplier relationships.
- How is the price below retail?
- We buy direct, with nobody in the middle taking a cut, and we sell it for close to what we paid. You see the price privately because you have unlocked the Vault.
- How fast does it ship?
- Orders placed before 12pm PT are processed the same day and ship within two business days. Shipping is free over $89, and a flat $9.95 under that.
- Can I return it?
- You have 30 days after it arrives to request a return. Product must be unused, in its original packaging, with proof of purchase, and return shipping is paid by you. Find it cheaper anywhere in Canada and we will match the price.