Sodium Selenite

Generally Safe MineralSynthetic

Sodium Selenite is a synthetic mineral used in dietary supplements. Safety rating: Generally Safe. It is generally considered safe for most people at standard doses. Found in 20 supplements in the GoodSupp database. A chemical compound containing selenium used as a source of the essential mineral selenium.

20 Products use this
Generally Safe Safety rating
Mineral Category
No Natural origin

Safety Verdict: Generally Safe

High doses may be toxic.

What is Sodium Selenite?

A chemical compound containing selenium used as a source of the essential mineral selenium.

Common Names Sodium Selenite
Type Mineral
Origin Synthetic / Manufactured
Safety Rating Generally Safe

Why is Sodium Selenite used in supplements?

It is added to supplements to provide selenium, an essential trace mineral.

Role in supplements: Mineral compound — provides a specific mineral in a bioavailable form the body can absorb.

Should you be concerned about Sodium Selenite?

Generally no. Sodium Selenite is considered safe for most people at typical supplement doses. Some individuals may want to be aware of minor sensitivities.

High doses may be toxic.

Low risk. Generally safe for most people in supplement amounts.

Top-rated products containing Sodium Selenite

These 20 highest-scoring supplements in our database use Sodium Selenite.

One-A-Day Women's Petites Complete Multivitamin, 160 Tablets
One-A-Day Women's Petites Complete Multivitamin, 160 Tablets
Product 86 Brand N/A
NaturesPlus Animal Parade Children's Gummies
NaturesPlus Animal Parade Children's Gummies
Product 84 Brand N/A
RELIV Now for Kids Chocolate
RELIV Now for Kids Chocolate
Product 82 Brand N/A
One-A-Day Men's Complete Multivitamin, 200 Tablets
One-A-Day Men's Complete Multivitamin, 200 Tablets
Product 77 Brand N/A
Bayer One A Day Men's Complete Multivitamin
Bayer One A Day Men's Complete Multivitamin
Product 77 Brand N/A
Bayer One A Day Men's Complete Multivitamin
Product 77 Brand N/A
Bayer Multivitamin
Bayer Multivitamin
Product 77 Brand N/A
One-A-Day Men's Complete Multivitamin, 100 Tablets
One-A-Day Men's Complete Multivitamin, 100 Tablets
Product 76 Brand N/A
Bayer One A Day Men's Complete Multivitamin
Product 76 Brand N/A
AlkaZone Alkaline Drops with Antioxidant, 1.25 fl oz
AlkaZone Alkaline Drops with Antioxidant, 1.25 fl oz
Product 75 Brand N/A
Else Toddler Omega, Plant-Based Complete & Balanced Nutrition, 1 Year+, 22 oz (624 g)
Else Toddler Omega, Plant-Based Complete & Balanced Nutrition, 1 Year+, 22 oz (624 g)
Product 69 Brand N/A
Atkins Strong, High Protein Shake, Chocolate Peanut Butter, 4 Shakes, 11 fl oz (325 ml) Each
Atkins Strong, High Protein Shake, Chocolate Peanut Butter, 4 Shakes, 11 fl oz (325 ml) Each
Product 68 Brand N/A
Atkins Strong, High Protein Shake, Milk Chocolate, 4 Shakes, 11 fl oz (325 ml) Each
Atkins Strong, High Protein Shake, Milk Chocolate, 4 Shakes, 11 fl oz (325 ml) Each
Product 68 Brand N/A
Atkins Strong, High Protein Shake, Vanilla, 4 Shakes, 11 fl oz (325 ml) Each
Atkins Strong, High Protein Shake, Vanilla, 4 Shakes, 11 fl oz (325 ml) Each
Product 68 Brand N/A
Jointace Jointace by Vitabiotics Omega-3 Capsules x 30
Jointace Jointace by Vitabiotics Omega-3 Capsules x 30
Product 68 Brand N/A
NaturesPlus The Original High Protein Energy Shake, 1.7 lbs
NaturesPlus The Original High Protein Energy Shake, 1.7 lbs
Product 67 Brand N/A
One-A-Day Women's Complete Multivitamin, 200 Tablets
One-A-Day Women's Complete Multivitamin, 200 Tablets
Product 66 Brand N/A
One-A-Day Women's Complete Multivitamin, 60 Tablets
One-A-Day Women's Complete Multivitamin, 60 Tablets
Product 66 Brand N/A
One-A-Day Men's 50+, Complete Multivitamin, 200 tablets
One-A-Day Men's 50+, Complete Multivitamin, 200 tablets
Product 65 Brand N/A
One-A-Day Men's 50+, Complete Multivitamin/Multimineral Supplement, 100 Tablets
One-A-Day Men's 50+, Complete Multivitamin/Multimineral Supplement, 100 Tablets
Product 65 Brand N/A
Related Ingredients
Frequently Asked Questions
Is Sodium Selenite safe in supplements?

Sodium Selenite is rated generally safe for most people at amounts commonly found in supplements. While the overall safety profile is favorable, some individuals may experience minor sensitivities. High doses may be toxic. In GoodSupp's database, 20 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

What is Sodium Selenite and why is it in my supplement?

A chemical compound containing selenium used as a source of the essential mineral selenium. It appears in 20 products in the GoodSupp database.

Is Sodium Selenite natural or synthetic?

Sodium Selenite is synthetically produced, meaning it is manufactured through chemical processes rather than directly extracted from natural sources. Synthetic ingredients are extremely common in supplements and are not inherently less safe than natural alternatives. In many cases, synthetic production allows for higher purity and more consistent quality. The FDA regulates both natural and synthetic supplement ingredients under the same safety standards. GoodSupp rates ingredients based on their actual safety data regardless of whether they're natural or synthetic.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.