Healthy Food Guideby KarbCoach
Franz Premium Onion Buns packaging

Franz

Is Franz Premium Onion Buns healthy?

Premium Onion Buns

Bakery & Bread · Updated 2026-10-19

Longevity Score

62/100

Food Integrity Score

42/100

Limit When Possible

Mixed or weaker nutrition and ingredient signals suggest looking for better options when you can.

Quick answer

Limit When Possible

Franz premium onion buns is rated limit when possible overall, with a Longevity Score of 62 out of 100 and a Food Integrity Score of 42 out of 100. Refined enriched wheat bun with added sugar, canola/soy oil, and dough additives; modest fiber and sodium for one bun. Strengths include onion and poppy seeds, moderate protein for a bun, and low saturated fat, while main considerations include refined enriched wheat flour base, added sugar and dough conditioners, and canola/soy oil and turmeric/annatto colors.

Longevity Score 62/100Food Integrity Score 42/100

What helped the score?

  • Contains onion and poppy seeds
  • Moderate protein for a bun
  • Low saturated fat

What held the score back?

  • Refined enriched wheat flour base
  • Added sugar and dough conditioners
  • Canola/soy oil and turmeric/annatto colors

Ingredients

Ingredient list

ENRICHED UNBLEACHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN AND FOLIC ACID), WATER, SUGAR, YEAST, VEGETABLE OIL (CANOLA AND/OR SOY), CONTAINS 2% OR LESS OF EACH OF THE FOLLOWING: VITAL WHEAT GLUTEN, SALT, XANTHAN GUM, YEAST NUTRIENT (AMMONIUM SULFATE), DOUGH CONDITIONERS (SODIUM STEAROYL LACTYLATE, ASCORBIC ACID, MONOCALCIUM PHOSPHATE), CALCIUM SULFATE, ENZYMES, CALCIUM PROPIONATE (MOLD INHIBITOR), YELLOW CORN FLOUR, TURMERIC AND ANNATTO (WHICH IMPART COLOR), ONION, POPPY SEEDS.

Formulations can vary — check the package label for the final word.

Key nutrition

Per serving: 74 g (1 bun)

  • Calories20010% DV
  • Protein7g14% DV
  • Total Carbs37g13% DV
  • Fiber1g4% DV
  • Total Fat2.5g3% DV
  • Saturated Fat0g0% DV
Source data, GTIN, and Healthy Food Guide analysis details

Product facts

Product
Franz Premium Onion Buns
Brand
Franz
Category
Bakery & Bread (source: Breads & Buns)
GTIN / UPC
00072220001983
Serving size
74 g (1 bun)
Source data — ingredients
Ingredient list from product label data (see Sources)
Healthy Food Guide analysis
Independent Longevity and Food Integrity scorecards. See methodology under Sources.
Data last verified

How this product may fit different goals

The same food can look different depending on what matters most to you. Here is a general preview of how this product may align with several common goals.

  • Low-Spike Stability

    Watch-outs

    Metabolic Health

    For someone prioritizing Low-Spike Stability, the analysis identifies considerations that may matter more than the general product score alone.

    A consideration: Higher net carbs (36g)

    This product has 2 additional signals for this goal.

    See more for this goal

  • Heart-Healthy Eating

    Mixed

    Metabolic Health

    For someone prioritizing Heart-Healthy Eating, the same nutrition and ingredient data show both supportive signals and tradeoffs.

    A tradeoff: Added-sodium ingredients (Mentions "salt". See ingredients for details.)

    This product has 1 additional signal for this goal.

    See more for this goal

  • GLP-1 Eating Support

    Watch-outs

    Metabolic Health

    For someone prioritizing GLP-1 Eating Support, the analysis identifies considerations that may matter more than the general product score alone.

    A consideration: Sweetener/sugar ingredients (Mentions "sugar". See ingredients for details.)

    See more for this goal

  • Low Sugar Lifestyle

    Watch-outs

    Metabolic Health

    For someone prioritizing Low Sugar Lifestyle, the analysis identifies considerations that may matter more than the general product score alone.

    A consideration: Sweetener signals (sugar)

    This product has 1 additional signal for this goal.

    See more for this goal

  • Appetite & Portion Awareness

    Watch-outs

    Metabolic Health

    For someone prioritizing Appetite & Portion Awareness, the analysis identifies considerations that may matter more than the general product score alone.

    A consideration: Sweetener/sugar ingredients (Mentions "sugar". See ingredients for details.)

    See more for this goal

  • Athletic Fueling

    Supportive

    Athletic Performance

    For someone prioritizing Athletic Fueling, the available data suggest this product may align in helpful ways.

    A supportive signal: Available carbohydrates (37g)

    This product has 1 additional signal for this goal.

    See more for this goal

See how this product fits your goals

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Common questions about this product

Is Franz Premium Onion Buns highly processed?

Food Integrity lists processing level as Highly processed. That reflects formulation and processing signals from the ingredient analysis — not a medical or regulatory classification.

Why are the Longevity and Food Integrity scores different?

Longevity emphasizes nutrition per serving and longer-term dietary alignment. Food Integrity emphasizes ingredients, additives, processing, and label transparency. The same product can score differently on those lenses.

How much fiber is in one serving?

Franz Premium Onion Buns shows about 1.04g of fiber per labeled serving in the Longevity nutrition facts.

Does it contain added sugar?

Franz Premium Onion Buns: 5g added sugar per serving; sweetener signals include sugar. Confirm the current package Nutrition Facts and ingredient list.

What helped the Longevity Score?

Key positives called out in the analysis include: Contains onion and poppy seeds; Moderate protein for a bun; Low saturated fat.

What prevented a perfect Longevity Score?

Key concerns noted include: Refined enriched wheat flour base; Added sugar and dough conditioners; Canola/soy oil and turmeric/annatto colors.

Who might evaluate this product differently?

People prioritizing different goals (for example lower carbs, higher protein, or minimally processed eating) may weigh the same bakery & bread differently. Use the goal preview on this page, then personalize in KarbCoach for your priorities.

Other published analyses in Bakery & Bread, selected from the same Healthy Food Guide catalog.

Source data and Healthy Food Guide analysis

  1. Public label databases (including USDA FoodData Central and Open Food Facts) — Possible sources for package ingredients and nutrition.
  2. Healthy Food Guide analysis (Longevity and Food Integrity) — Independent Longevity and Food Integrity scorecards.
  3. How the Longevity Score is calculated
  4. How the Food Integrity Score is calculated
  5. Scoring models: KarbCoach Longevity and Food Integrity.
  6. Independent analysis. No manufacturer affiliation.
  7. Formulations can vary by region, size, and packaging. Check the package label for ingredients, allergens, and nutrition. Not medical advice — do not use this site or the KarbCoach mobile app for allergy or health decisions. Full sources and safety details.
Label accuracy and safety information

Formulations can vary by region, size, and packaging. Check the package label for ingredients, allergens, and nutrition. Not medical advice — do not use this site or the KarbCoach mobile app for allergy or health decisions.

Sources, citations & safety

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