Does this contain L-selenomethionine or the DL form?

Yes, selenomethionine is verified using USP methodologies. Thorne Research uses inductively coupled plasma optical emission spectrometry (ICP-OES) and inductively coupled plasma mass spectrometry (ICP-MS) to analyze each incoming batch of L-selenomethionine used in this product. SOPs are in compliance with USP standards. Clean Break Seller · March 4, 2015

IS this verified by USP?

Yes, selenomethionine is verified using USP methodologies. Thorne Research uses inductively coupled plasma optical emission spectrometry (ICP-OES) and inductively coupled plasma mass spectrometry (ICP-MS) to analyze each incoming batch of L-selenomethionine used in this product. SOPs are in compliance with USP standards.

Is this product yeast-free?

Yes. Though I switched from this brand to "NOW" at 100 mcg (take 2 instead) and it states on the front of the bottle "Yeast Free".

From what source is this seleniomethionine?

I don't know. But recommended by a certified nutritionist.

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Selenium - 200 mcg Selenium Supplement for Antioxidant Support - Supports Thyroid Health, Immune Function & Healthy Aging - Third-Party Certified - Gluten, Dairy & Soy-Free - 60 Capsules

Selenium - 200 mcg Selenium Supplement for Antioxidant Support - Supports Thyroid Health, Immune Function & Healthy Aging - Third-Party Certified - Gluten, Dairy & Soy-Free - 60 Capsules

Product ID: 3818773

Details

Brand
THORNE
Flavor
Unflavored
Item Form
capsules
Primary Supplement Type
Selenium
Unit Count
60 Count

🌿Gluten, dairy & soy-free formula

🔬Third-party tested & certified

🛡️200 mcg pure selenium per capsule

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9815 Ft

Duties & taxes included

In stock

Sold byAmazon HungaryDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Details

Brand
THORNE
Flavor
Unflavored
Item Form
capsules

Description

🛡️ Elevate your wellness game with selenium that’s trusted, clean, and clinically proven!

EASY DAILY WELLNESS - Small, easy-to-swallow capsules with no aftertaste—perfect for busy professionals on the go.
CLEAN ALLERGY FRIENDLY - Formulated without gluten, dairy, or soy to fit seamlessly into your clean-living lifestyle.
CLINICALLY TRUSTED QUALITY - Backed by third-party certification and trusted by 100+ pro sports teams for purity and potency.
POWERFUL ANTIOXIDANT DEFENSE - Shield your cells from oxidative stress and environmental toxins with clinically effective selenium dosage.
THYROID METABOLISM BOOSTER - Support your thyroid health to enhance energy, mood, and maintain radiant hair and skin.

THORNE Selenium delivers a potent 200 mcg dose of this essential trace mineral per capsule, supporting antioxidant defense, thyroid health, and immune function. Third-party tested for purity and free from gluten, dairy, and soy, it’s a clean, reliable supplement favored by healthcare practitioners and professional athletes alike. With 60 easy-to-swallow capsules, it’s designed for daily use to promote healthy aging and overall vitality.

Specifications

ASIN	B00B5N9IDQ
Age Range Description	Adult
Best Sellers Rank	#2,245 in Health & Household ( See Top 100 in Health & Household ) #1 in Selenium Mineral Supplements
Brand	THORNE
Brand Name	THORNE
Customer Reviews	4.7 out of 5 stars 4,303 Reviews
Diet Type	Gluten Free
Flavor	Unflavored
Item Form	capsules
Item Weight	0.04 Pounds
Manufacturer	Thorne Research
Manufacturer Part Number	M225
Material Type Free	no artificial flavors,soy free,gluten free,dairy free
Model Number	M225-R
Number of Items	1
Primary Supplement Type	Selenium
Product Benefits	Liver & Detox Thyroid
UPC	693749225010
Unit Count	60 Count

Reviews

D**D

24.03.2026

M**K

5.03.2026

E**N

2.11.2025

D**�

24.07.2025

F**.

4.01.2026

D**E

27.02.2026

D**Y

21.01.2026

M**L

17.04.2026

K**N

25.04.2026

C**N

5.09.2025

A**Z

3.03.2026

A**R

5.01.2026

J**R

27.12.2022

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9815 Ft

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In stock

Sold byAmazon HungaryDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Hungary.

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