Last reviewed May 2026 · 1 min read
Is Bentonite vegan?
Also known as: E558
E-number: E558
Vegan
Suitable for a vegan diet.
Yes — Mined from volcanic ash deposits.
01 · The basics
What is Bentonite?
A clay used to clarify wine and juices.
02 · The source
Where it comes from
Mined from volcanic ash deposits. 100% vegan.
03 · Alternatives
Best vegan alternatives
Isinglass (Non-vegan)
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Frequently asked
FAQ
Is E558 a vegan alternative to isinglass?
Yes, many vegan wines are filtered using bentonite clay.
Commonly found in
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Other processing aid ingredients
Calcium Gluconate
A firming agent and acidity regulator.
Chitin
A fibrous substance consisting of polysaccharides, used in agriculture, winemaking, and dietary supplements (for weight loss).
Chitosan
A linear polysaccharide derived from chitin, heavily marketed in supplements as a 'fat binder' for weight loss.
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Related ingredients
Allura Red AC
A popular synthetic red food dye used to give foods and drinks a prominent red or pink color.
Tartrazine
A bright lemon-yellow synthetic food dye commonly used in processed foods, drinks, and medications.
Brilliant Blue FCF
A synthetic blue dye used in foods, cosmetics, and dietary supplements to achieve a vibrant blue hue.
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