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Xanthan Gum vs Tapioca Syrup: which is worse?

Quick answer: Xanthan Gum carries the heavier risk profile. Xanthan Gum is allowed in the EU and allowed in the US; Tapioca Syrup is allowed in the EU and allowed in the US.

PropertyXanthan GumTapioca Syrup
EU statusAllowedAllowed
US statusAllowedAllowed
Risk levellowmedium
Banned in
Restricted in
Categoryadditiveadditive
Where it hidesBob's Red Mill Gluten-Free Flour, Hidden Valley Ranch Dressing, Breyers Ice CreamClif Bar Kids, Larabar (some varieties), Annie's Fruit Snacks

What is Xanthan Gum?

Xanthan gum is a polysaccharide produced by fermentation of sugars by the bacterium Xanthomonas campestris. It is a white to off-white powder that dissolves in cold or hot water to form a viscous gel. It is widely used as a thickener and stabilizer and is a key ingredient in gluten-free baking.

What is Tapioca Syrup?

Tapioca syrup is produced by enzymatically or acid-hydrolyzing tapioca starch (derived from cassava root). It is often marketed as a 'clean label' alternative to corn syrup, particularly in organic and natural food products. Chemically, it is similar to corn syrup, consisting primarily of glucose polymers.

Documented risks

Xanthan Gum: Generally recognized as safe by both FDA and EFSA. At high doses, xanthan gum can have laxative effects due to its fermentable fiber content, producing gas and bloating in some individuals. A 2011 case report in the journal Pediatrics raised concerns about xanthan gum in infant formula (as 'Simply Thick') being associated with necrotizing enterocolitis; the FDA subsequently advised against its use in premature infants. For healthy adults consuming normal food amounts, it poses no significant health risk.

Tapioca Syrup: Tapioca syrup contributes added sugar to the diet and has a high glycemic index comparable to corn syrup. A 2019 investigation by the Clean Label Project found that many 'organic' snack bars sweetened with tapioca syrup had sugar contents equivalent to candy, despite their 'natural' branding. The FDA has noted that tapioca syrup, when listed on ingredient labels without quantification, may obscure the total sugar content of a product. Health impacts are equivalent to those of other refined sugars.

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