Food Quality Guide by KarbCoach

Kirkland Signature Butter Croissant, Butter: Longevity analysis

Updated 2026-08-08 · Kirkland Signature

Quick answer

Special Occasion Choice

Kirkland Signature butter croissant, butter received a Longevity Score of 55 out of 100 (special occasion choice). Rich in flavor but high in saturated fat and calories. Strengths include protein source: butter, eggs, rich flavor from butter, and low sodium for baked good, while main considerations include high in saturated fat, low fiber content, and refined flour.

Longevity Score 55/100

What helped the score?

  • Protein source: butter, eggs
  • Rich flavor from butter
  • Low sodium for baked good

What held the score back?

  • High in saturated fat
  • Low fiber content
  • Contains refined flour

You are viewing the nutrition and longevity perspective. Switch to Food Integrity for ingredients and processing.

Source data, GTIN, and Food Quality Guide analysis details

Product facts

Product
Kirkland Signature Butter Croissant, Butter
Category
Bakery & Bread (source: Croissants, Sweet Rolls, Muffins & Other Pastries)
GTIN / UPC
00096619331161
Serving size
69 g (1 Croissant)
Source data — ingredients
Ingredient list from product label data (see Sources)
Food Quality Guide analysis
Independent Longevity and Food Integrity scorecards. See methodology under Sources.
Data last verified

Kirkland Signature

Butter Croissant, Butter

Special Occasion Choice

KarbCoach Recommendation

Special Occasion Choice

Rich in flavor but high in saturated fat and calories.

What Stands Out

High Sat. Fat

11g saturated fat

55% DV

Low Fiber

1g fiber

3% DV

Refined Grains

refined flour

Good Protein

6g protein

12% DV

Whole Foods

butter, eggs

DV = Percent of Daily Value based on a 2,000 calorie diet

Key Positives

  • Protein source: butter, eggs
  • Rich flavor from butter
  • Low sodium for baked good

Key Concerns

  • High in saturated fat
  • Low fiber content
  • Contains refined flour

Ingredient Signals

Primary protein

butter

Whole-food ingredients

buttereggs

Processing signals

refined flour

Additives

vitamin A palmitatevitamin D3

Ingredients

Ingredient list

ENRICHED FLOUR (WHEAT FLOUR, NIACIN, IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID). BUTTER (CREAM, WATER, PARTIALLY SKIMMED MILK (MILK. VITAMIN A PALMITATE, VITAMIN D3). NATURAL FLAVOR). YEAST, CONTAINS 2% OR LESS OF THE FOLLOWING: SUGAR, EGGS, NONFAT DRY MILK, WHOLE MILK POWDER (WITH VITAMINS A & D), WHEAT GLUTEN, SALT, ASCORBIC ACID, ENZYMES.

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

Macronutrients

Calories

300

15% DV

Total Carbs

30g

11% DV

Protein

6g

12% DV

Saturated Fat

11g

55% DV

Fiber

1g

3% DV

Net Carbs

29g

11% DV

Sugar

5g

Added Sugar

5g

10% DV

Total Fat

17g

22% DV

Sodium

330mg

14% DV

Unsaturated Fat

6g

DV = Percent of Daily Value based on a 2,000 calorie diet

Nutrition at a Glance

Nutrition at a Glance
NutrientAmount% Daily Value
Calories30015% DV
Total Carbs30g11% DV
Protein6g12% DV
Saturated Fat11g55% DV
Fiber1g3% DV
Net Carbs29g11% DV
Sugar5g
Added Sugar5g10% DV
Total Fat17g22% DV
Sodium330mg14% DV
Unsaturated Fat6g

DV = Percent of Daily Value based on a 2,000 calorie diet

Amounts are per labeled serving from source data. Check the package for the final values.

Longevity scores estimate how this product’s nutrition and ingredient profile fit longer-term eating patterns. Formulations can vary — check the package label. Not medical advice. Some nutrient values may be estimated when the label is incomplete.

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 (29g)

    This product has 2 additional signals for this goal.

    See more for this goal

  • Heart-Healthy Eating

    Watch-outs

    Metabolic Health

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

    A consideration: Higher saturated fat (11g)

    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/sugar ingredients (Mentions "sugar". See ingredients for details.)

    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 (30g)

    This product has 1 additional signal for this goal.

    See more for this goal

See how this product fits your goals

Choose what matters most to you and explore a more detailed interpretation of this product's nutrition, ingredients, and tradeoffs.

Personalize this analysis

Understanding the Longevity analysis

What the Longevity analysis evaluates

The Longevity analysis looks at how a food fits broader dietary patterns over time. It combines nutritional composition with processing and ingredient-quality considerations, including ideas that originated in Meal Power Points and Food Integrity. The Longevity Score summarizes that wider picture on a 0–100 scale. It is educational context for packaged foods, not medical advice and not a guarantee of health outcomes.

Nutrients, balance, processing, and ingredients

Nutritional composition matters: protein, fiber, carbohydrates, glucose-related characteristics, fats, sodium, and micronutrients all influence how a food may support or challenge different dietary goals. Processing level and ingredient quality still count, because formulation can change the practical meaning of an otherwise tidy nutrient panel. Longevity treats those dimensions together rather than as a single nutrient number.

Who may prioritize Longevity

People following low-carbohydrate, keto-style, high-protein, glucose-conscious, or longevity-focused eating patterns often start with the Longevity analysis. It is also useful when you want one place that connects macros and micros with how processed the food is and how the ingredient list reads. The Longevity Score is designed for that broader comparison across products.

How Longevity differs from Food Integrity

Food Integrity is the focused analysis of processing, ingredients, additives, purity, and transparency. Longevity is the broader analysis of nutritional composition, metabolic and dietary characteristics, processing, and ingredient quality. A strong nutritional profile may still deserve closer Food Integrity review when additives, oils, sweeteners, or processing level raise questions the nutrient panel does not answer on its own.

Why the analyses overlap—and why to review both

The overlap is intentional. Food Integrity–related characteristics contribute to Longevity, while Food Integrity remains separately useful for deeper formulation detail. The two views are meant to complement each other, not cancel each other out. Some people reasonably prioritize one analysis based on their goals; reviewing both can reveal tradeoffs that one score alone may not show.

Common questions about this product

Is Kirkland Signature Butter Croissant, Butter highly processed?

Food Integrity lists processing level as Moderately 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?

Kirkland Signature Butter Croissant, Butter shows about 0.97g of fiber per labeled serving in the Longevity nutrition facts.

Does it contain added sugar?

Kirkland Signature Butter Croissant, Butter: 5g added sugar per serving. Confirm the current package Nutrition Facts and ingredient list.

What helped the Longevity Score?

Key positives called out in the analysis include: Protein source: butter, eggs; Rich flavor from butter; Low sodium for baked good.

What prevented a perfect Longevity Score?

Key concerns noted include: High in saturated fat; Low fiber content; Contains refined flour.

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.

Source data and Food Quality Guide analysis

  1. Public label databases (including USDA FoodData Central and Open Food Facts) — Possible sources for package ingredients and nutrition.
  2. Food Quality 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

See how this item lines up with your goals

Food Quality Guide covers this product in detail. In KarbCoach, your goals shape what matters most for your meals.