Open Food Facts
Barcode lookup and nutrition comparison for 3M+ crowd-sourced food products
Connects to Open Food Facts to look up packaged foods by barcode, search by ingredients or labels, and compare nutrition scores. Returns Nutri-Score, allergens, additives, NOVA processing level, and full nutrition facts.
Try asking Muse: "Compare the nutrition and allergen content of three breakfast cereals by scanning their barcodes."
Source: Found in the official MCP Registry (io.github.cyanheads/openfoodfacts-mcp-server) · First listed September 25, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 2 h ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://openfoodfacts.caseyjhand.com/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 1429ms. Worked in 100% of checks over 30 days.
Screening · September 25, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 4
off_get_productFetch a packaged food product by barcode (4–40 digits: EAN-13, EAN-8, UPC, and the shorter and longer codes Open Food Facts also holds) from Open Food Facts. Returns the product name, brand, quantity, ingredients (raw text and parsed list), declared allergens, trace allergens theoff_search_productsSearch Open Food Facts by full-text query, structured tag filters, or both at once. Returns a summary list with barcodes, product names, brands, Nutri-Score, NOVA group, and categories — enough for triage and selection, not full label data. Use off_get_product on the returned baroff_compare_productsSide-by-side nutrition and scoring comparison for 2–10 products by barcode. Returns a normalized table of energy (kcal/100g), fat, saturated fat, sugars, salt, protein, fiber, Nutri-Score, NOVA group, and Green-Score. Designed for "which of these cereals is healthiest?" or "compaoff_browse_taxonomyResolve a human term to the canonical Open Food Facts tag ID that off_search_products filters on. Covers categories, labels/certifications, allergens, additives, countries, NOVA groups, and Nutri-Score grades. Pass a search term to resolve against the Open Food Facts vocabulary, Recent checks
Link
https://openfoodfacts.caseyjhand.com/mcpQuestions about Open Food Facts in Muse
How do I connect Open Food Facts to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use Open Food Facts to help me. It is a free service with an MCP server at https://openfoodfacts.caseyjhand.com/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is Open Food Facts working right now?
At the last check (September 28, 2026, 07:15 UTC) the endpoint was working, answering in 1429ms. Over the last 7 days it answered 100% of health checks. It is checked every 15 minutes.
Is Open Food Facts safe to connect to Muse?
It was screened on September 25, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can Open Food Facts do in Muse?
It exposes 4 tools, including off_get_product, off_search_products, off_compare_products, off_browse_taxonomy. For example, you could ask Muse: "Compare the nutrition and allergen content of three breakfast cereals by scanning their barcodes."
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This listing was added from public sources (Found in the official MCP Registry (io.github.cyanheads/openfoodfacts-mcp-server)). If you build Open Food Facts, claim it to correct the details and get your badge.
Paste this on your site or README. It always shows the latest check.
<a href="https://musedirectory.ai/connector/open-food-facts"><img src="https://musedirectory.ai/badge/open-food-facts.svg" alt="Open Food Facts on musedirectory.ai" width="236" height="40"></a>