{"uid":"cap_5IdQFZ-PdulrXewu9lXMP","slug":"food-barcode-facts-additives-69b11917","name":"Food Barcode Facts – Additives","description":"Additives (E-numbers) declared for a food barcode, with each additive's name and function and an ultra-processing flag.","url":"https://food-barcode.x402tookit.com/food-additives?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["barcode"],"properties":{"barcode":{"type":"string","description":"UPC or EAN barcode"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"asOf":{"type":["null","string"]},"name":{"type":["null","string"]},"brands":{"type":["null","string"]},"source":{"type":["null","string"]},"barcode":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"quantity":{"type":["null","string"]},"additives":{"type":["array","null"],"items":{"type":"object","properties":{"code":{"type":["null","string"]},"name":{"type":["null","string"]},"exact":{"type":["boolean","null"]},"function":{"type":["null","string"]}}}},"novaGroup":{"type":["null","number"]},"sourceUrl":{"type":["null","string"]},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}},"attribution":{"type":["null","string"]},"dataQuality":{"type":["null","object"],"properties":{"completeness":{"type":["null","number"]},"lastModified":{"type":["null","string"]},"hasIngredients":{"type":["boolean","null"]}}},"additiveCount":{"type":["null","number"]}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_HWDkmDnQIiXcmrOYdzlTV","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns all food additives (E-numbers) declared for a product barcode, including each additive's name, function, and an ultra-processing (NOVA) flag.","exampleAgentPrompt":"Can you look up all the food additives and E-numbers for the product with barcode 5449000000996 and tell me what each one does and whether the product is ultra-processed?","exampleUseCases":[{"title":"Checking snack additives before buying","prompt":"I'm about to buy these chips with barcode 028400064057 — can you tell me all the additives in them, what each E-number does, and whether it counts as ultra-processed?"},{"title":"Parental food screening app","prompt":"My kid wants this cereal with barcode 038000138416. What E-number additives does it contain, and what are their functions? I want to know if it's ultra-processed."},{"title":"Diet tracking with additive awareness","prompt":"I'm tracking my additive intake — scan barcode 5000159407236 and list every food additive, its name, its function like preservative or colorant, and whether the product is in the ultra-processed NOVA group."}],"resultDescription":"Returns a JSON object containing the product name, brand, barcode, list of additives (each with E-number code, name, function, and exactness flag), total additive count, NOVA group (ultra-processing classification), a processing verdict, reasons for classification, data quality metadata, source attribution, and a disclaimer.","failureModes":["Barcode not found in database — returns null fields or empty additives array","Product has no ingredient data — additives array is empty and degraded flag may be true","Invalid or malformed barcode string — query may return error or empty result","Product exists but additive data is incomplete — partial results with notChecked list","Network or payment failure — x402 payment required before data is returned"],"whenToPreferThis":"Use this endpoint when you need to enumerate and describe every food additive in a packaged product by barcode, including their E-number codes, functions (e.g. preservative, colorant, emulsifier), and an ultra-processing classification (NOVA group). Prefer this over the general barcode profile endpoint when additive detail is the primary concern, and over the E-number reference endpoint when you have a barcode rather than a known E-number.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T13:13:41.252Z","isFirstParty":false,"canonicalSlug":"food-barcode-facts-additives-69b11917"}