Is Ragú spaghetti sauce gluten-free?

✓ Gluten-free

No Ragú red sauce declares a gluten grain, and the Kettle Cooked and Simply lines are batch-tested under 20 ppm.

Evidence: AManufacturer statement or certification body
Last checked: 2026-08-23
Varies by country: No

The mechanisms behind this verdict: modified food starch and labelling · barley malt and gluten · what 20 ppm means · certified vs no gluten ingredients

Why

Pasta sauce is a category where the worry is usually misplaced. A red sauce is tomatoes, oil, onion, garlic, sugar, salt and herbs, and there is no functional reason to add a grain. Ragú's own published panels bear that out. Old World Style Traditional, the jar most people mean when they say "Ragú spaghetti sauce," reads: tomato puree (water, tomato paste), soybean oil, salt, sugar, dried onions, dried garlic, spices, garlic powder, onion powder. Old World Style Marinara is tomato puree, tomatoes in puree, olive oil, salt, sugar, dehydrated onions, spices and natural flavor. Nine or ten ingredients, none of them a grain.

Mizkan has spoken to the gluten question directly, which is what lifts this page above a label reading. The RAGÚ FAQ answers "Is there gluten in RAGÚ sauces?" and says: "If gluten is present, it is clearly listed in plain language on the ingredient label (i.e., wheat flour, rye, barley, oats, and malt)." It also states that FDA-defined allergens "as well as any ingredient that may contain gluten are always listed on the label."

That is a meaningful commitment, and it is unusually specific. Note that it names barley, rye, oats and malt, not just wheat. US law only forces wheat to be declared, so a company promising to declare barley and malt too is promising more than FALCPA requires. It closes the gap that "natural flavour" normally leaves open on an American label.

Two lines carry an actual test claim. On the Kettle Cooked and the Simply pages, RAGÚ answers the gluten question with a flat yes: "All varieties are prepared without wheat ingredients and are batch-tested to confirm they meet FDA gluten-free standards", the standard in question being under 20 ppm. That is the strongest thing said about any Ragú sauce, and it applies to:

Line	Varieties
Kettle Cooked	Marinara, Tomato Basil, Roasted Garlic, Italian Herbs, Spicy Italian
Simply	Traditional, Roasted Garlic, Tomato Basil

And the honest limit. The same corporate FAQ says: "We do not publish a list of gluten-free varieties. Therefore, we suggest reading all ingredient labels carefully." So the Old World Style, Chunky and cheese-based sauces are covered by the labelling commitment but not by a test claim or a gluten-free label. Clean panel plus a company policy is a strong position. It is not the same as batch testing, and this page will not blur the two.

The starch question, and where it actually applies

Ragú's Alfredo and cheese sauces are a different formulation from the red sauces and contain modified food starch. That is not a reason to avoid them. On an FDA-regulated US label, an unqualified "modified food starch" is not wheat, because wheat is a FALCPA major allergen and would have to be declared. Two limits: the rule speaks to ingredients, not cross-contact, and it applies to FDA-regulated food rather than USDA-regulated meat and poultry, which matters for the meat sauces.

The one Ragú product that is not gluten-free

Ragú's line extends past jars. Frozen Italian meals built on pasta, lasagne and similar dishes contain wheat pasta by definition. Nothing on this page applies to them, and the sauce verdict does not transfer to a frozen dinner carrying the same logo.

How much risk is this?

Celiac disease: Ragú red sauces are a reasonable everyday choice, and if you want the strongest assurance available, buy Kettle Cooked or Simply, which are batch-tested to under 20 ppm. For the rest of the range you are relying on a published panel plus a labelling commitment that explicitly covers barley and malt. That is better than most jarred sauces offer and it is short of a gluten-free label. The pasta underneath is a much larger question than the sauce.

Non-celiac gluten sensitivity: no issue with any red sauce in the range.

Wheat allergy: the panels are the right tool, and the FAQ's commitment to declare wheat in plain language matches what the law already requires. None of the red sauces list it.

Cross-contact: Mizkan publishes no facility or shared-line statement for the sauces outside the two batch-tested lines. For a tomato sauce plant that is a low practical risk, and it is the reason the two tested lines are worth the extra step if you are strict.

Wheat must be declared on a US label. Barley and rye need not be. Full explanation

What to have instead

If you want a tested or certified jar rather than a clean panel:

Ragú Kettle Cooked
Any of the five varieties. Batch-tested to under 20 ppm on Ragú's own page, and the closest thing to a tested product inside the brand you were already buying.
Ragú Simply Traditional, Roasted Garlic or Tomato Basil
Same test claim, fewer added ingredients, olive oil instead of soybean oil.
Prego
Which carries a tested gluten-free claim on the varieties that make one, the reason our marinara page cleared the category.
Rao's Homemade
And Classico, both of which are short tomato, olive oil, garlic and herb panels with no gluten grain.
A can of San Marzano tomatoes
Crush them, warm them with olive oil, a smashed garlic clove, salt and a torn basil leaf for fifteen minutes. One ingredient with no label to read, and it costs less than the jar.

Do not carry the verdict across to: Ragú frozen Italian meals, which contain pasta, or to any jarred sauce with a "creations," "cheese" or "alfredo" descriptor without reading it, since those are a different formulation family with more ingredients in play.

Which Ragú sauces are gluten-free? All the red sauces we checked declare no gluten grain. The two lines with an actual test claim are Kettle Cooked (Marinara, Tomato Basil, Roasted Garlic, Italian Herbs, Spicy Italian) and Simply (Traditional, Roasted Garlic, Tomato Basil).

Is Ragú Old World Style Traditional gluten-free? Its published panel is tomato puree, soybean oil, salt, sugar, dried onions, dried garlic, spices, garlic powder and onion powder. No gluten grain, and it is covered by Mizkan's commitment to declare wheat, rye, barley, oats and malt in plain language. It carries no gluten-free label and no test claim.

Is Ragú Alfredo sauce gluten-free? It contains modified food starch rather than a flour roux, and on a US label that starch is not wheat. It is not one of the batch-tested lines, so read the jar and treat it as clean-panel rather than tested.

Did Ragú used to contain barley? Older reporting associates barley with some cheese-forward and garden varieties. The panels published today for those sauces do not list it. This is a good example of why a page like this carries a date: the answer depends on which jar you are holding, and the jar is authoritative.

Is spaghetti sauce generally gluten-free? Usually. Tomato-based jarred sauces rarely contain a grain, and our marinara page reached the same conclusion across brands. The exceptions to read for are sauces with a flour-thickened cream base, sauces containing beer or malt vinegar, and anything sold as a "kit" with pasta in the box.

Does Ragú in the UK have the same answer? This page covers the US product made by Mizkan America. The Ragu jars sold in the UK and Ireland are produced under licence by a different company with a different recipe, and we have not verified those panels. Read the UK label rather than carrying this verdict across.

How we checked

Source	Tier
RAGÚ Kettle Cooked sauces, "Yes. All varieties are prepared without wheat ingredients and are batch-tested to confirm they meet FDA gluten-free standards", the standard being under 20 ppm	A
RAGÚ Simply sauces, the same batch-tested answer for Traditional, Roasted Garlic and Tomato Basil	A
RAGÚ FAQs, "If gluten is present, it is clearly listed in plain language on the ingredient label (i.e., wheat flour, rye, barley, oats, and malt)", and "We do not publish a list of gluten-free varieties"	A
RAGÚ Old World Style Traditional, published panel, no gluten grain	C
RAGÚ Old World Style Marinara, published panel, no gluten grain	C
FALCPA, wheat is a declarable major allergen; barley and rye are not, which is why Mizkan's commitment to declare barley and malt matters	C

Overall source tier: A. Mizkan has addressed gluten in its own words, twice: once as a labelling commitment covering the whole brand, and once as a batch-testing claim covering two named lines. The weaker part of the picture is that the company will not publish a list of gluten-free varieties, so outside Kettle Cooked and Simply you are reading a panel backed by a policy rather than a tested claim.

Last verified: 23 August 2026. Formulations change without notice, and this range is large enough that panels differ jar to jar. The label in your hand outranks this page.