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SugarShield

See beyond the label.

Added sugars often hide behind names you don't recognize.
SugarShield helps you spot them instantly.

Best used as a Chrome extension

SugarShield's primary surface is a Chrome extension that scans product pages on Amazon, Walmart, and Target automatically while you shop, plus a manual paste-and-analyze form that works anywhere. This web app is the secondary surface — a manual analyzer, the benchmark dashboard, and the technical-transparency record behind the same detection engine.

Not yet on the Chrome Web Store — load it unpacked in two minutes: chrome://extensions → enable Developer mode → Load unpacked → select the extension/ folder. Full steps in extension/README.md.

The problem

Food labels hide sugar under dozens of ingredient names, making it hard to know what you're actually buying.

Turns label confusion into a clear decision in three seconds at the shelf.

Scan food. Instantly know if it's safe for your sugar levels.

Who this is for

  • Parents buying snacks for their kids
  • People managing pre-diabetes
  • Fitness-focused shoppers tracking sugar intake

Our product decision

We designed SugarShield to be conservative on false negatives because, for these users, missing hidden sugar is riskier than over-flagging it. The product is intentionally designed to minimize false negatives.

Example: A product listed "corn syrup solids" instead of sugar. A keyword-based system would miss it. SugarShield flags this as hidden sugar risk.

How it works

  1. Scan or input a product
  2. Analyze ingredients and nutrition data
  3. Get a clear Safe / Caution / Avoid decision

Model Evaluation

0 false negatives on our current test set. Built to minimize missed hidden sugars.

View evaluation →
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Medical Disclaimer: SugarShield is for informational purposes only. Always consult a healthcare professional for dietary advice.

Try Examples

Point at ingredient label