Longevity Score
How well does the product support a strong overall eating pattern?
Looks at nutrition, fiber, protein, sugar, sodium, fats, and other relevant factors.
Longevity method
Food Quality Guideby KarbCoach
Food Quality Guide provides packaged-food analysis covering nutrition, ingredients, processing, Food Integrity and Longevity. Product pages combine available nutrition and ingredient data with consistent scoring methods and identify the underlying data sources.

Together, the scores provide a clearer picture than either alone.
How well does the product support a strong overall eating pattern?
Looks at nutrition, fiber, protein, sugar, sodium, fats, and other relevant factors.
Longevity methodHow closely does the product stay to recognizable, minimally altered ingredients?
Looks at processing, additives, ingredient concerns, and transparency.
Food Integrity method
WatchWhy food quality needs two scores6:44Published foods with images that score strongly across both Longevity and Food Integrity, ranked by their lower score first.

Great Value
Longevity 100 · Integrity 99
Exceptional Choice
Whole vegetables
View analysisGreat Value Broccoli Stir-Fry
Kirkland Signature
Longevity 98 · Integrity 100
Exceptional Choice
Whole-food berries
Natural sugar content
View analysisKirkland Signature Three Berry Blend, Flavor, Three Berry
Great Value
Longevity 98 · Integrity 98
Exceptional Choice
High protein source
Contains added salt
View analysisGreat Value Organic Lentils
Kirkland Signature
Longevity 98 · Integrity 98
Exceptional Choice
Rich in healthy fats
Calorie-dense
View analysisKirkland Signature Heart Healthy Mixed Nuts
Trader Joe's
Longevity 98 · Integrity 97
Exceptional Choice
Rich in leafy greens
Limited protein content
View analysisTrader Joe's Organic Herb Salad Mix
Trader Joe's
Longevity 100 · Integrity 96
Exceptional Choice
Whole food ingredients
None significant
View analysisTrader Joe's Avocado's Number Guacamole To Go
Kirkland Signature
Longevity 98 · Integrity 95
Exceptional Choice
Rich in protein
Moderate saturated fat
View analysisKirkland Signature Organic Creamy Peanut Butter
Trader Joe's
Longevity 95 · Integrity 98
Exceptional Choice
Rich in omega-3s
Moderate sodium content
View analysisTrader Joe's Boquerones Spanish Anchovies In Oil & VinegarLabels tell you numbers and ingredients. They do not always explain what those details mean together. Two products can match on calories and macros while differing sharply on processing and additives — Food Quality Guide helps connect those dots so you can make a confident choice without obsessing over every line on the package.

The scores describe the food. Your goals help determine which strengths and concerns deserve more attention for you. Tell us what matters, and we can highlight how foods relate to your priorities — without changing the underlying Longevity or Food Integrity scores.
Public analyses stay free on this site. After you capture goals, you can continue in KarbCoach for scanning, restaurant checks, and meal analysis. Complimentary starter credits included for new users.
