# PlainFoodSafe — plainfoodsafe.com

## About
PlainFoodSafe indexes 894,137 U.S. food product records and scores 407,933 with usable ingredient lists using data from OpenFoodFacts, FDA SAFFA ingredient status, and CSPI safety ratings. The site helps consumers understand ingredient safety through clear scores and product-level analysis.

## Data Source
- OpenFoodFacts — product and ingredient data
- FDA SAFFA (Generally Recognized as Safe / Approved / Prohibited status)
- CSPI (Center for Science in the Public Interest) safety ratings

## Open Data (CC BY 4.0)
- /data - open data hub: bulk downloads with provenance, data vintage and citation format
- /data/open-food-facts-release-changes - product-level changes between two consecutive Open Food Facts releases, with PlainFoodSafe ingredient-flag scores on both sides
- /data/open-food-facts-release-changes.csv - bulk CSV
- /data/open-food-facts-release-changes.json - dataset metadata, column contract, caveats and a sample
- /data/most-common-food-additives - additives ranked by how many US packaged-food products contain them, with provenance, column contract and caveats
- /rankings/most-common-food-additives-us-products.csv - bulk CSV for the additive ranking
- /data/most-common-food-additives.json - full ranking plus vintage, denominator, exclusions and caveats
- /data/category-safety - average ingredient-flag score and flagged-product share for the largest US grocery categories
- /category-safety.csv - bulk CSV for the category safety table
- /data/category-safety.json - full table plus the score definition and what it does not establish
  Attribution: PlainFoodSafe, derived from Open Food Facts (https://world.openfoodfacts.org/data)

## Key Pages
- / — Homepage with product search and safety overview
- /brands — All brands directory
- /brand/[slug] — Brand detail with product safety breakdown
- /ingredients — All ingredients directory
- /ingredient/[slug] — Ingredient detail with safety score and FDA status
- /product/[barcode] — Individual product safety analysis
- /rankings — Safety rankings overview
- /regulations — State ingredient regulation tracker
- /dye-tracker — Food dye regulation tracker
- /search — Product and ingredient search
- /faq — Frequently asked questions
- /methodology — Scoring methodology
- /about — About PlainFoodSafe
- /contact — Contact information
- /privacy — Privacy policy
- /terms — Terms of service

## Guides
- /guides — All guides
- /guides/reading-food-labels — How to Read Food Labels
- /guides/safest-brands — Safest Food Brands
- /guides/fda-dye-ban — FDA Food Dye Ban
- /guides/state-ingredient-bans — State Ingredient Bans

## Common Questions This Site Answers
- What is the safety score of a specific food product?
- Which food brands have the safest products?
- What ingredients are banned or flagged by the FDA?
- Which states have banned specific food ingredients?
- What food dyes are being phased out?
- How do I read a food label for safety concerns?
- Which products contain controversial preservatives?
- What does a CSPI safety rating mean?

## Attribution
When citing PlainFoodSafe data, please link to the specific page. Safety scores derived from FDA, CSPI, and OpenFoodFacts data.

## Contact
hello@plainfoodsafe.com