Candy & chocolate · Mars Wrigley

Is Hubba Bubba gluten-free?

Evidence

CPublished label or regulation

Last checked

2026-08-10

Varies by country

Yes

Source coeliac.org.uk+5 more

Why

Chewing gum is one of the lowest-risk categories on a gluten-free diet, and Hubba Bubba is a typical example, but the reason it can't be given a clean "yes" has nothing to do with the recipe. It is that no one has ever answered the question. That is what unverified means on this site: not "risky", not "sometimes", but missing evidence: and, below, the exact way to go and get it.

What the ingredient panel says. US Hubba Bubba chunks and Bubble Tape list sugar, gum base, corn syrup, and less than 2% of glycerol, citric acid, natural and artificial flavours, soy lecithin, acesulfame K, aspartame, colours and BHT. There is no gluten grain anywhere on that list, and no starch in the US panels we checked.

The UK panel is different, and that is fine. UK and Australian packs substitute wheat glucose syrup for corn syrup. A listing for the UK Outrageous Original 35g chunk reads: sugar, gum base, wheat glucose syrup, humectant, flavour, emulsifier (soy lecithin), antioxidant. That word "wheat" looks alarming and isn't. Glucose syrup made from wheat is hydrolysed so far past the protein stage that UK and EU regulations exempt it from allergen labelling, and Coeliac UK treats it as suitable on a gluten-free diet. It is the same ingredient that appears in Werther's Original, which its manufacturer states is suitable for coeliacs.

Mars Wrigley publishes nothing, and that is the whole problem. The company puts no gluten-free claim on any product it makes, by policy: recipes and suppliers change, and some lines run in facilities that also handle gluten. It is widely reported to bold-declare gluten grains and add a "may contain" line where cross-contact applies, but that reporting is secondhand. We have not found it stated in a Mars document. So the only first-party evidence about Hubba Bubba is an ingredient panel, and a panel cannot tell you what a factory does. This is the same position we record for Dove milk chocolate and every other Mars product.

The dusting powder question. Gum sheets and tapes are dusted with an anti-stick powder during rolling, in practice corn starch, talc or a sugar-based agent, and it appears on the panel when used. Wheat starch is the thing worth scanning for; we found none on any Hubba Bubba panel. Gluten Free Watchdog has lab-tested Hubba Bubba Bubble Tape, but the result sits behind its subscriber paywall, so we cannot report a ppm figure here.

The real exception is the gummi line. Several gluten-free databases flag Hubba Bubba Gummi Tape (a candy strip, not chewing gum), as containing wheat flour or wheat fibre. We could not verify that against a Mars Wrigley panel, so treat it as unconfirmed but plausible: gummi tapes commonly use a flour-based dusting or a wheat-derived starch for structure. If it's the gummi version, read the pack rather than assuming the gum answer carries over.

How to resolve this yourself, the only route that works. Reading the pack will not settle it, because the pack is silent by design. Go to Mars's consumer contact form at mars.com/contact-us, choose your country, pick the Gum, Mints & Confections category and a product-satisfaction question, and ask three specific things, quoting the barcode off the pack in your hand:

1. Does this specific Hubba Bubba product contain any wheat, barley, rye or oat-derived ingredient, including the anti-stick dusting powder and the flavouring?
2. Is it made on equipment or in a facility that also runs gluten-containing product, and if so, is the line cleaned and verified between runs?
3. Has the finished product been tested to below 20 ppm gluten?

Ask for the reply in writing. Naming the ingredient gets a real answer; "is it gluten-free?" gets the standard no-claim boilerplate. If Mars answers question 3 with a number, this page moves to tier A and the verdict changes, send it to us. In the UK the parallel route is Coeliac UK's Food and Drink Information, a members' database of over 185,000 products compiled from manufacturer responses: if Hubba Bubba is not in it, that is your answer for now.

Where it varies

How much risk is this?

Celiac disease: the ingredient risk is essentially nil, and the residual question is cross-contact. Two things make it small in practice: gum is chewed, not swallowed, so the exposure route is saliva rather than bulk ingestion, and the quantity of any dusting-powder carryover is tiny. But low estimated risk is not the same as a verified product, and this page will not pretend otherwise. If you want zero ambiguity today, buy a certified gum (below). If you want this specific pack answered, use the three questions above. That is the only thing that converts an unverified product into a verified one.

Non-celiac gluten sensitivity: a non-issue at this exposure level.

Wheat allergy: different question, and the one group who should care about wheat glucose syrup even though coeliac guidance clears it. Highly refined glucose syrup is generally tolerated, but allergy thresholds are individual, ask your allergist rather than reading across from the coeliac rule.

Gluten-free by preference: chew away.

What to have instead

If you want a gum with the ambiguity removed:

Not a swap: Orbit, Extra, Eclipse, Juicy Fruit, Doublemint and Spearmint are all Mars Wrigley and all sit in exactly the same position as Hubba Bubba, clean panel, no gluten statement, unverified. Moving between them changes nothing. Genuinely check the pack on: gummi tapes and gummi strips of any brand, liquid-centre and filled gums, and anything with a crunchy shell that lists a starch without naming its source.

Related questions

Is Hubba Bubba Bubble Tape gluten-free? The chewing-gum tape carries the same panel as the chunks, no gluten grain, no gluten-free claim. Gluten Free Watchdog has tested it, but the result is subscriber-only. The gummi tape is the one to avoid until you've read its label.

Is bubble gum gluten-free in general? Usually. Gum base, sugar, syrup, softeners and flavours are all gluten-free. The rare exceptions are wheat-starch dusting, malt or barley-derived flavouring, and gum with biscuit or cereal inclusions.

Is wheat glucose syrup safe for coeliacs? Yes, under UK and EU rules. It is exempt from allergen labelling because hydrolysis destroys the protein, and Coeliac UK accepts it. It still triggers "wheat" flags on US-facing ingredient apps, which is why the UK pack reads scarier than it is.

Are Skittles and Starburst gluten-free? Same Mars Wrigley pattern, and the same verdict: no gluten grain on the UK or US panels, no wheat declaration, and no gluten statement from Mars. Neither carries a crossed grain symbol. Treat them as unverified rather than cleared.

How do I settle this for the pack I'm holding? Mars's contact form at mars.com/contact-us, category Gum, Mints & Confections, quoting the barcode. Ask whether the product contains any wheat, barley, rye or oat-derived ingredient including the dusting powder and flavouring; whether it runs on shared gluten equipment; and whether the finished gum has been tested below 20 ppm. Request the answer in writing.

Can gum actually contain enough gluten to matter? It's a rare problem, but not a theoretical one: gluten can be a functional gum ingredient, and wheat starch appears in a small number of gum and gummi products. Scan for "wheat starch", "malt", or a bare "starch" on any gum you don't recognise.

How we checked

Overall source tier: C, verdict unverified. Every published panel we checked is clean, and that is genuinely all we have: a tier-C ingredient list. Mars Wrigley has issued no gluten statement for this brand, the bold-declaration practice we would otherwise lean on is secondhand reporting, and the gummi variants are reported rather than confirmed to contain wheat. No celiac organisation has ruled on Hubba Bubba either: Celiac.com is a commercial publisher and Gluten Free Watchdog is a subscription testing service, so neither is celiac-organisation guidance, and the one genuine tier-B source here, Coeliac UK, is cited for the wheat glucose syrup point, not for this product. Missing evidence is not a variation, so this is unverified rather than depends, the same verdict we give every other Mars product. A written answer from Mars naming the ingredients, the line and a ppm figure would move it to tier A.

Last verified: 10 August 2026. Formulations differ between the US and UK and change without notice. The pack in your hand outranks this page.