Rudi's Rocky Mountain Bakery Sourdough White Bread
Photo: Open Food Facts contributors (CC BY-SA)

Breads

Rudi's Rocky Mountain Bakery Sourdough White Bread

18 oz/510 g

Score

Good 63 out of 100 Medium confidence
  • Ultra-processed
  • Contains emulsifiers studied for gut effects
  • Contains seed oils
  • Contains whole grains

Why it scores 63

Rudi's Rocky Mountain Bakery Sourdough White Bread scores 63 out of 100 (Good) under GoodSwap’s published rules. What moved the score most:

  1. minus 18 points Ultra-processed (NOVA 4): Classified NOVA 4: made with industrial ingredients and additives. Strong
  2. minus 7.5 points Cellulose gum (carboxymethylcellulose): In a small randomized feeding trial, carboxymethylcellulose modestly increased abdominal discomfort and reduced gut microbiota diversity; in mice it promoted low-grade inflammation. Strong
  3. minus 3 points Salt 1 g / 100 g: High in salt. Strong

Every line of the math is on The Receipt below, with its evidence tier and sources.

The Receipt

Sourdough White Bread

START100

Ingredients

  • Cellulose gum (carboxymethylcellulose) minus 7.5 points
    Strong In a small randomized feeding trial, carboxymethylcellulose modestly increased abdominal discomfort and reduced gut microbiota diversity; in mice it promoted low-grade inflammation. [1][2][3][4]
  • Modified starch minus 2.5 points
    Info An additive class typical of ultra-processed foods (NOVA group 4). [5]
  • Canola oil minus 2.5 points
    Emerging High in omega-6 linoleic acid. [6][7][8][9]
  • Guar gum minus 1.5 points
    Info An ingredient class typical of ultra-processed foods (NOVA group 4). [5]
subtotal−14

Processing

  • Ultra-processed (NOVA 4) minus 18 points
    Strong Classified NOVA 4: made with industrial ingredients and additives. [5]
  • 2 kinds of ultra-processing markers minus 1.5 points
    Emerging Industrial additive classes found: modified starch and thickener, stabilizer or gelling agent. [5]
subtotal−19.5

Nutrition per 100 g

  • Salt 1 g / 100 g minus 3 points
    Strong High in salt. [10]
  • Energy 216 kcal / 100 g minus 1 points
    Info Energy-dense for its weight. [11]
subtotal−4

TOTAL 63Good

100 − 37.5 = 62.5 → 63


GTIN 00856750002074 · 2026-07-02

score v1.3.0 · kb 2026.10.11

Medium confidence

Same product, same score. Every time.

Nutrition per 100 g

Energy216 kcal
Fat4.1 g
Saturated fat0 g
Trans fat0 g
Carbohydrates48.7 g
Sugars2.7 g
Added sugars2.7 g
Fiber2.7 g
Protein2.7 g
Salt1 g

Serving: 1 Slice (37 g)

Ingredients

High Moderate Not recognized Tap an ingredient for its evidence and rules.
Label text, as published

WATER, MODIFIED TAPIOCA STARCH, WHITE SORGHUM FLOUR, MODIFIED POTATO STARCH, BROWN RICE FLOUR, CANOLA OIL, SORGHUM SYRUP, DEHYDRATED RICE SOURDOUGH (FERMENTED RICE FLOUR), YEAST, PSYLLIUM HUSK, RICE BRAN, SEA SALT, MODIFIED CELLULOSE GUM, EGG WHITES, DISTILLED WHITE VINEGAR, RICE STARCH, CULTURED BROWN RICE FLOUR, GUAR GUM, SUGARCANE FIBER.

Allergens and diets

Contains: Egg

  • Not vegan
  • Vegetarian
  • Palm-oil-free

Always check the package: recipes change.

Sources

  1. Randomized Controlled-Feeding Study of Dietary Emulsifier Carboxymethylcellulose Reveals Detrimental Impacts on the Gut Microbiota and Metabolome

    Gastroenterology · March 2022 · Peer-reviewed

    “Relative to control subjects, CMC consumption modestly increased postprandial abdominal discomfort and perturbed gut microbiota composition in a way that reduced its diversity.”

    doi.org

  2. Dietary emulsifiers impact the mouse gut microbiota promoting colitis and metabolic syndrome

    Nature · Mar 5, 2015 · Peer-reviewed

    “carboxymethylcellulose and polysorbate-80, induced low-grade inflammation and obesity/metabolic syndrome in wild-type hosts and promoted robust colitis in mice predisposed to this disorder.”

    doi.org

  3. Food additive emulsifiers and risk of cardiovascular disease in the NutriNet-Santé cohort: prospective cohort study

    BMJ · Sep 6, 2023 · Peer-reviewed

    “This study found positive associations between risk of CVD and intake of five individual and two groups of food additive emulsifiers widely used in industrial foods.”

    doi.org

  4. Re-evaluation of celluloses E 460(i), E 460(ii), E 461, E 462, E 463, E 464, E 465, E 466, E 468 and E 469 as food additives

    European Food Safety Authority · Jan 16, 2018 · Agency assessment

    “The Panel concluded that there was no need for a numerical ADI and that there would be no safety concern at the reported uses and use levels for the unmodified and modified celluloses”

    doi.org

  5. Ultra-processed foods: what they are and how to identify them

    Public Health Nutrition · April 2019 · Peer-reviewed

    doi.org

  6. Re-evaluation of the traditional diet-heart hypothesis: analysis of recovered data from Minnesota Coronary Experiment (1968-73)

    BMJ · Apr 12, 2016 · Peer-reviewed

    “replacement of saturated fat in the diet with linoleic acid effectively lowers serum cholesterol but does not support the hypothesis that this translates to a lower risk of death from coronary heart disease or all causes.”

    doi.org

  7. Dietary Linoleic Acid and Risk of Coronary Heart Disease: A Systematic Review and Meta-Analysis of Prospective Cohort Studies

    Circulation · Oct 28, 2014 · Peer-reviewed

    “These data provide support for current recommendations to replace saturated fat with polyunsaturated fat for primary prevention of CHD.”

    doi.org

  8. Sodium reduction (fact sheet)

    World Health Organization · May 11, 2026 · Agency assessment

    “For adults, WHO recommends less than 2000 mg/day of sodium (equivalent to less than 5 g/day salt), or just under a teaspoon.”

    who.int

  9. Dietary Guidelines for Americans, 2025–2030

    U.S. Department of Health and Human Services and U.S. Department of Agriculture · January 2026 · Regulator

    “Limit foods and beverages that include artificial flavors, petroleum-based dyes, artificial preservatives, and low-calorie non-nutritive sweeteners.”

    cdn.realfood.gov

  10. Ultra-processed food exposure and adverse health outcomes: umbrella review of epidemiological meta-analyses

    BMJ · Feb 28, 2024 · Peer-reviewed

    “Greater exposure to ultra-processed food was associated with a higher risk of adverse health outcomes, especially cardiometabolic, common mental disorder, and mortality outcomes.”

    doi.org