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Food Label Allergen Scanner

Checks a food label photo against your allergy list.

Intermediate24h1–2 people17/20 fit
TL;DR

Build Food Label Allergen Scanner for people with food allergies and parents in ~24h with 1–2 people. Stack: React + Vision LLM + OCR.

Why it wins: Safety-critical and instantly understandable.

Build flow

01 · Problem
Reading tiny ingredient labels for hidden allergens is slow and error-prone.
02 · Solution
Snap the label. Ingredients are read and matched against your allergy profile, including synonyms.
03 · Build
  1. 1Profile setup
  2. 2Label text extraction
  3. 3Synonym dictionary
  4. 4Result screen
04 · Demo
Set “peanut, milk” → scan a label → red warning with the matched ingredient.

MVP checklist

  • Allergy profile
  • Label photo scan
  • Synonym matching
  • Clear safe/unsafe result

Tech stack

TechRole
ReactFrontend UI
Vision LLMImage understanding
OCRText from images

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