Review Info
Sources & Methodology
This page explains the references and estimation approach used for nutrition, meal-pattern, and allergy-related educational content in Washoku Plus.
Important Notice
Washoku Plus is educational wellness support and is not medical advice, diagnosis, or treatment.
How recommendations are generated
Meal suggestions are educational and based on general nutrition guidance, user preferences, meal-rotation patterns, and estimated nutrition values for ingredients and portions.
Nutrition values
Calories, protein, carbs, fats, fiber, and related nutrition values are estimates derived from USDA data and recipe assumptions. Actual values can vary by brand, preparation method, and portion size.
Allergy guidance
Allergy warnings and substitutions are informational only. Restaurant and packaged ingredients can vary. Always verify labels and confirm ingredients with the restaurant or manufacturer.
Verified official sources
- USDA FoodData Central - nutrition data estimates, calories, macros, fiber, and ingredient profiles.
- USDA FoodData Central API Guide - methodology reference for developer nutrition-data usage.
- Dietary Guidelines for Americans - general balanced eating and meal-pattern guidance.
- CDC Healthy Eating Tips - plain-language healthy eating pattern guidance.
- FDA Food Allergies - major allergen guidance including wheat, tree nuts, peanuts, milk, egg, fish, shellfish, soy, and sesame.
- FDA Food Allergen Labeling Guidance - allergen-labeling methodology and interpretation reference.