Lay's Lays Stax Original
Photo: Open Food Facts contributors (CC BY-SA)

Stacked extruded potato chips

Lay's Lays Stax Original

5 3/4 oz, 163 g

Score

Poor 27 out of 100 Medium confidence
  • Ultra-processed
  • Contains added sugars
  • Contains emulsifiers studied for gut effects
  • Contains seed oils

Why it scores 27

Lay's Lays Stax Original scores 27 out of 100 (Poor) under GoodSwap’s published rules. What moved the score most:

  1. minus 20 points Sugar: An added sugar. Strong
  2. minus 20 points Dextrose: An added sugar. Strong
  3. minus 18 points Ultra-processed (NOVA 4): Classified NOVA 4: made with industrial ingredients and additives. Strong

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

The Receipt

Lays Stax Original

START100

Ingredients

  • Sugar minus 20 points
    Strong An added sugar. [1][2][3]
  • Dextrose minus 20 points
    Strong An added sugar. [1][2][3]
  • Vegetable oil (unspecified) minus 2.5 points
    Emerging High in omega-6 linoleic acid. [4][5][6][7]
  • Sunflower oil minus 1.5 points
    Emerging High in omega-6 linoleic acid. [4][5][6][7]
  • Mono- and diglycerides minus 1.5 points
    Strong In the NutriNet-Santé cohort, higher intakes of mono- and diglycerides of fatty acids (E471 and E472) were associated with higher cardiovascular risk; cause and effect is not established. [8][9][10]
  • Soy lecithin minus 1.5 points
    Info An additive class typical of ultra-processed foods (NOVA group 4). [10]
subtotal−47

Processing

  • Ultra-processed (NOVA 4) minus 18 points
    Strong Classified NOVA 4: made with industrial ingredients and additives. [10]
  • 2 kinds of ultra-processing markers minus 1.5 points
    Emerging Industrial additive classes found: emulsifier and industrial sugar or starch hydrolysate. [10]
subtotal−19.5

Nutrition per 100 g

  • Saturated fat 3.6 g / 100 g minus 3 points
    Strong High in saturated fat. [11]
  • Salt 1.2 g / 100 g minus 3 points
    Strong High in salt. [12]
  • Energy 536 kcal / 100 g minus 3 points
    Info Energy-dense for its weight. [2]
  • Fiber 3.6 g / 100 g plus 2 points
    Strong A good source of fiber. [2]
subtotal−7

TOTAL 27Poor

100 − 73.5 = 26.5 → 27

Can’t score above 79. Contains sugar, an ingredient of high concern. [1][2][3]

Can’t score above 79. High in fat (above the front-of-pack "high" level). [13]


GTIN 00028400055093 · 2026-03-27

score v1.3.0 · kb 2026.10.11

Medium confidence

Same product, same score. Every time.

Nutrition per 100 g

Energy536 kcal
Fat28.6 g
Saturated fat3.6 g
Trans fat0 g
Carbohydrates60.7 g
Sugars3.6 g
Added sugars0 g
Fiber3.6 g
Protein7.1 g
Salt1.2 g

Serving: 28g

Ingredients

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

DRIED POTATOES, VEGETABLE OIL (CORN AND/OR SUNFLOWER OIL), POTATO STARCH, RICE FLOUR, LESS THAN 2% OF THE FOLLOWING: MONO- AND DIGLYCERIDES, SUGAR, SALT, SOY LECITHIN, AND DEXTROSE

Allergens and diets

Contains: Soy

  • Vegan
  • Vegetarian
  • Palm-oil-free

Always check the package: recipes change.

Sources

  1. Guideline: sugars intake for adults and children

    World Health Organization · Mar 4, 2015 · Agency assessment

    “In both adults and children, WHO recommends reducing the intake of free sugars to less than 10% of total energy intake”

    who.int

  2. 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

  3. Added and free sugars should be as low as possible

    European Food Safety Authority · Feb 28, 2022 · Agency assessment

    “Sugar consumption is a known cause of dental caries.”

    efsa.europa.eu

  4. 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

  5. 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

  6. 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

  7. Re-evaluation of mono- and di-glycerides of fatty acids (E 471) as food additives

    European Food Safety Authority · Nov 10, 2017 · Agency assessment

    “The available studies did not raise any concern with regard to genotoxicity.”

    doi.org

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

    Public Health Nutrition · April 2019 · Peer-reviewed

    doi.org

  9. Saturated fatty acid and trans-fatty acid intake for adults and children: WHO guideline

    World Health Organization · Jul 17, 2023 · Agency assessment

    “WHO recommends that adults and children reduce saturated fatty acid intake to 10% of total energy intake (strong recommendation).”

    who.int

  10. 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

  11. Guide to creating a front of pack (FoP) nutrition label for pre-packed products sold through retail outlets

    Department of Health and Social Care / Food Standards Agency (GOV.UK) · Nov 8, 2016 · Regulator

    “Table 3: Criteria for drinks (per 100ml)”

    assets.publishing.service.gov.uk

  12. 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

  13. 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

  14. 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