Carrageenan

Caution ThickenerNatural

Carrageenan is a naturally derived thickener used in dietary supplements. Safety rating: Caution. Some individuals may want to exercise caution — consult a healthcare provider if concerned. Found in 14 supplements in the GoodSupp database. A seaweed-derived thickener and stabilizer.

14 Products use this
Caution Safety rating
Thickener Category
Yes Natural origin

Safety Verdict: Caution

Some research links degraded carrageenan to gut inflammation. Food-grade (undegraded) carrageenan is generally considered safe by FDA.

What is Carrageenan?

A seaweed-derived thickener and stabilizer.

Common Names Carrageenan, E407
Type Thickener
Origin Natural / Plant-derived
Safety Rating Caution

Why is Carrageenan used in supplements?

Used to thicken and stabilize liquid and gel supplements.

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

Should you be concerned about Carrageenan?

Worth noting. Carrageenan has some considerations that certain consumers should be aware of, though it is used widely in the supplement industry.

Some research links degraded carrageenan to gut inflammation. Food-grade (undegraded) carrageenan is generally considered safe by FDA.

Review recommended. Consider your individual health situation and consult a healthcare provider if concerned.

Top-rated products containing Carrageenan

These 14 highest-scoring supplements in our database use Carrageenan.

Related Ingredients
Frequently Asked Questions
Is Carrageenan safe in supplements?

Carrageenan carries a caution rating in supplements. While it is widely used in the industry, there are some considerations consumers should be aware of. This doesn't necessarily mean it's dangerous, but rather that certain populations (such as pregnant women, children, or people with specific health conditions) may want to exercise extra care. Some research links degraded carrageenan to gut inflammation. Food-grade (undegraded) carrageenan is generally considered safe by FDA. In GoodSupp's database, 14 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

What is Carrageenan and why is it in my supplement?

A seaweed-derived thickener and stabilizer. It appears in 14 products in the GoodSupp database.

Is Carrageenan natural or synthetic?

Carrageenan is naturally derived, meaning it comes from natural sources such as plants, minerals, or animal products rather than being chemically synthesized. Natural-origin ingredients are preferred by many consumers, though it's important to note that 'natural' does not automatically mean 'safer' — safety depends on the specific substance, its purity, and the amount used. The safety rating assigned by GoodSupp is based on the ingredient's actual safety profile, not its origin.

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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.