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NUTRITION BASICS · INDEPENDENT RESEARCH

Why Restaurant Nutrition Calculators Are Estimates

Understand serving-size uncertainty, recipe changes, data rounding and other reasons a restaurant nutrition calculator can differ from your order.

A calculator might correctly add the published ingredients and still differ from the meal you receive. That does not make arithmetic useless; it means you should interpret the result as an estimate based on stated assumptions. Understanding those assumptions makes nutrition information more useful.

Standard portions are not personally weighed portions

Restaurants generally publish a typical serving size. In practice, the scoop may be larger or smaller, sauce may be applied unevenly, and a customer may ask for “extra.” A 4 oz serving in a nutrition guide is not a measurement of every bowl sold. This is particularly relevant for customizable fast-casual meals.

Recipe and menu changes

An ingredient's nutrition can change when a recipe, supplier, seasoning or serving definition changes. Seasonal menu items sometimes appear before they are incorporated into familiar third-party calculators. For example, QDOBA announced a new limited-time Chicken Tinga offering on November 3, 2026; our current dataset does not supply a verified entry for it. We deliberately do not show an invented Chicken Tinga total.

Printed values are rounded

Nutrition tables use rounded nutritional values, so adding several rounded ingredients can produce a sum different from the published number for a named complete entrée. Some optional toppings may have a different serving size in a signature recipe. The right response is to explain the difference, not silently adjust numbers until they match.

Old documents can still circulate

A source PDF found in search results may remain online after a restaurant publishes a newer edition. For QDOBA we reference the November 2026 brochure. Chipotle's paper guide in this website uses a 2025 file edition and is expressly identified as such. Neither source label guarantees the exact same menu is being served today.

Medical and allergy limitations

Even an accurate calorie estimate cannot establish that a meal is free from allergens, safe for celiac disease, appropriate for kidney disease, or suitable under a clinical nutrition plan. For those matters, obtain current information directly from the restaurant and your qualified health professional.

How we handle uncertainty

Every calculator item includes its printed serving amount. The site exposes the document used and marks missing menu items as unsupported. Our calculation methodology explains our math. The meal builder helps you explore alternatives—but never claims to measure your plate.

See QDOBA's official nutrition and allergens hub and Chipotle's allergens page for restaurant-specific information.

Source edition: Chipotle 2025 file edition and QDOBA November 2026 edition. Published standard serving estimates; values can change. Information only, not medical or allergy-safety guidance.

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