The latest articles on DEV Community by Dimpal Patel (@d_patel_61a8aa7fb047d42fa). https://dev.to/d_patel_61a8aa7fb047d42fa https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4145502%2F9cc3a94f-9795-4e48-96ba-24973d2c217d.png https://dev.to/d_patel_61a8aa7fb047d42fa en Dimpal Patel Sun, 27 Sep 2026 12:40:12 +0000 https://dev.to/d_patel_61a8aa7fb047d42fa/show-dev-i-built-a-zero-login-grocery-scanner-to-expose-ultra-processed-foods-palm-oil-ne1 https://dev.to/d_patel_61a8aa7fb047d42fa/show-dev-i-built-a-zero-login-grocery-scanner-to-expose-ultra-processed-foods-palm-oil-ne1 <p>Hey everyone! 👋<br> I got frustrated with modern supermarket shopping. Over 70% of food on grocery shelves is now Ultra-Processed (UPF), packed with hidden industrial seed oils, synthetic emulsifiers, and artificial food colorings. <br> Worse yet, most existing grocery scan apps force you to download a 100MB mobile app, create an account with email, and navigate aggressive subscription paywalls — all while you're standing in the aisle with 5 seconds to choose.</p> <h2> So I spent the last few weeks building <strong><a href="https://www.unwraptruth.org" rel="noopener noreferrer">UnwrapTruth</a></strong> — a 100% free web app that turns your mobile browser into an instant supermarket scanner with <strong>zero login friction</strong>. </h2> <h3> 🚀 What it does: </h3> <ul> <li>📷 <strong>Instant Barcode &amp; Camera OCR Scanner:</strong> Scan barcodes or snap a photo of any ingredient label to decode what's really inside.</li> <li>🚨 <strong>NOVA 4 Ultra-Processed Classification:</strong> Automatically flags ultra-processed markers, chemical emulsifiers, and artificial sweeteners.</li> <li>🌿 <strong>30+ Hidden Palm Oil Aliases:</strong> Detects disguised derivatives like Palmitate, Elaeis Guineensis, and Glyceryl.</li> <li>⚖️ <strong>Nutri-Score 2024 Algorithm:</strong> Real-time nutrient traffic lights across sugars, saturated fats, sodium, fiber, and protein.</li> <li>⚔️ <strong>Side-by-Side Versus Mode:</strong> Compare two competing products head-to-head on a single screen.</li> <li>🥑 <strong>Clean Alternative Swaps:</strong> Recommends healthier, seed-oil-free brand alternatives sitting right next to the junk on supermarket shelves.</li> </ul> <h2> - 🥫 <strong>Digital Clean Pantry:</strong> Save your household staples locally with zero tracking. </h2> <h3> 🛠️ The Tech Stack: </h3> <ul> <li> <strong>Framework:</strong> Next.js (App Router, Server-Side Rendering)</li> <li> <strong>Styling:</strong> Vanilla CSS &amp; Tailwind CSS for high-performance responsive layout</li> <li> <strong>Data:</strong> Open Food Facts global taxonomy graph + custom NOVA &amp; harmful additive heuristics</li> <li> <strong>AI / Vision:</strong> Gemini API for label OCR extraction</li> </ul> <h2> - <strong>Hosting:</strong> Vercel (Edge-cached worldwide) </h2> <h3> 🔗 Try it live: </h3> <p>It runs completely in your mobile or desktop browser (no app store download or signup needed):<br> 👉 <strong><a href="https://www.unwraptruth.org" rel="noopener noreferrer">https://www.unwraptruth.org</a></strong><br> I’d love to get feedback from the dev community on the scan speed, UI responsiveness, and features you'd like to see next!</p> showdev webdev healthydebate