Sodium Carboxymethylcellulose

Generally Safe ThickenerSynthetic

Sodium Carboxymethylcellulose is a synthetic thickener used in dietary supplements. Safety rating: Generally Safe. It is generally considered safe for most people at standard doses. Found in 8 supplements in the GoodSupp database. A cellulose derivative used as a thickening agent and stabilizer.

8 Products use this
Generally Safe Safety rating
Thickener Category
No Natural origin

Safety Verdict: Generally Safe

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

What is Sodium Carboxymethylcellulose?

A cellulose derivative used as a thickening agent and stabilizer.

Common Names Sodium Carboxymethylcellulose, CMC
Type Thickener
Origin Synthetic / Manufactured
Safety Rating Generally Safe

Why is Sodium Carboxymethylcellulose used in supplements?

It is used as a thickener, binder, or stabilizer.

Role in supplements: Thickener — adjusts the consistency of liquid or semi-solid supplements.

Should you be concerned about Sodium Carboxymethylcellulose?

Generally no. Sodium Carboxymethylcellulose 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 Sodium Carboxymethylcellulose

These 8 highest-scoring supplements in our database use Sodium Carboxymethylcellulose.

Vitamineral B-12 Vitamin B-12 Liquid Supplement
Vitamineral B-12 Vitamin B-12 Liquid Supplement
Product 93 Brand N/A
Applied Nutrition Healthy Brain All-Day Focus®, 50 Tablets
Applied Nutrition Healthy Brain All-Day Focus®, 50 Tablets
Product 87 Brand N/A
Equaline Green Tea Complex 1000 mg
Equaline Green Tea Complex 1000 mg
Product 87 Brand N/A
Bedoyecta Kids 50 Units
Bedoyecta Kids 50 Units
Product 83 Brand N/A
Applied Nutrition Magnum Blood-Flow, 16 Power Tablets
Applied Nutrition Magnum Blood-Flow, 16 Power Tablets
Product 77 Brand N/A
Applied Nutrition Magnum Blood-Flow, 40 Tablets
Applied Nutrition Magnum Blood-Flow, 40 Tablets
Product 77 Brand N/A
Olimp Sport Nutrition BCAA
Olimp Sport Nutrition BCAA
Product 75 Brand N/A
Life Extension Bone Restore, Chocolate, 60 Chewable Tablets
Life Extension Bone Restore, Chocolate, 60 Chewable Tablets
Product 74 Brand N/A
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Frequently Asked Questions
Is Sodium Carboxymethylcellulose safe in supplements?

Sodium Carboxymethylcellulose 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, 8 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

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

A cellulose derivative used as a thickening agent and stabilizer. It appears in 8 products in the GoodSupp database.

Is Sodium Carboxymethylcellulose natural or synthetic?

Sodium Carboxymethylcellulose 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.