Magnesium Stearate and Silicon Dioxide

Generally Safe LubricantSynthetic

Magnesium Stearate and Silicon Dioxide is a synthetic lubricant used in dietary supplements. Safety rating: Generally Safe. It is generally considered safe for most people at standard doses. Found in 13 supplements in the GoodSupp database. Magnesium stearate is a lubricant and silicon dioxide is a flow agent.

13 Products use this
Generally Safe Safety rating
Lubricant Category
No Natural origin

Safety Verdict: Generally Safe

This ingredient is rated generally safe for use in dietary supplements.

What is Magnesium Stearate and Silicon Dioxide?

Magnesium stearate is a lubricant and silicon dioxide is a flow agent.

Common Names Magnesium Stearate and Silicon Dioxide
Type Lubricant
Origin Synthetic / Manufactured
Safety Rating Generally Safe

Why is Magnesium Stearate and Silicon Dioxide used in supplements?

They are added to improve manufacturing by preventing ingredients from sticking to machinery and improving powder flow.

Role in supplements: Lubricant — prevents ingredients from sticking to manufacturing equipment during tableting and encapsulation.

Should you be concerned about Magnesium Stearate and Silicon Dioxide?

Generally no. Magnesium Stearate and Silicon Dioxide is considered safe for most people at typical supplement doses. Some individuals may want to be aware of minor sensitivities.

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

Top-rated products containing Magnesium Stearate and Silicon Dioxide

These 13 highest-scoring supplements in our database use Magnesium Stearate and Silicon Dioxide.

Related Ingredients
Frequently Asked Questions
Is Magnesium Stearate and Silicon Dioxide safe in supplements?

Magnesium Stearate and Silicon Dioxide 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. In GoodSupp's database, 13 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

What is Magnesium Stearate and Silicon Dioxide and why is it in my supplement?

Magnesium stearate is a lubricant and silicon dioxide is a flow agent. As a lubricant, it prevents ingredients from sticking to manufacturing equipment during the tableting and encapsulation process, ensuring consistent production. It appears in 13 products in the GoodSupp database.

Is Magnesium Stearate and Silicon Dioxide natural or synthetic?

Magnesium Stearate and Silicon Dioxide 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.