Analytical constituents, composition and additives aren't nice-to-have attributes — they're a mandatory declaration. Where GDSN delivers them, where it stops, and how to keep every record complete.
A bag of dog food and a running jacket both sit in a shop catalog, but they don't behave the same way in your product data. If the jacket is missing its material, that's a poor listing. If the pet food is missing its analytical constituents or additive declaration, that's a legal problem. Pet food is a compliance product — and its data reflects that.
Product data for pet food is a mandatory declaration: analytical constituents, composition, additives and feeding instructions are legally required fields, not optional marketing copy. That's the whole difference between pet food and most of a general assortment, and it's why the shortcuts you take elsewhere don't work here. This is a focused slice of the broader pet-retail challenge, sitting next to the wider food & beverage world it shares its labelling logic with.
The core problem isn't volume, it's that every record has a legally fixed shape. Feed labelling law prescribes what must appear, per product:
Every one of these belongs in a structured field, not free text — because customers filter and compare on them and because a regulator can ask for them. The moment they arrive as a paragraph in a supplier PDF, someone has to parse each value into the right attribute, and that manual step is where gaps and errors are born.
For FMCG master data the exchange standard is GDSN, the Global Data Synchronisation Network, accessed through a data pool such as 1WorldSync or Atrify. Large branded pet-food manufacturers publish through it, so for those brands you get clean, structured records — GTIN, logistics data, and often the declaration itself. But you have to be honest about the coverage:
| Data layer | What GDSN / pools deliver | Where it stops |
|---|---|---|
| Branded master data | Clean GTIN and logistics records for big brands | Nothing for suppliers outside the pool |
| Declaration fields | Often included for GDSN-published brands | Missing or partial for smaller brands |
| Private label | You are the data source — no pool | Composition and analytics built by hand |
| Specialist / regional | Rarely GDSN-published | Excel and PDF datasheets only |
| Sales content | Not the job of a data pool | Descriptions and benefit copy absent |
In short: GDSN covers the branded core well and gives you a clean skeleton for the big manufacturers. What it doesn't cover is the smaller brands, the private label you own, the specialist and regional suppliers, and the sales content — and that's a large share of a typical pet assortment's SKU count.
The job is to hold the pool data and the manual supplier files in one structure, and to guarantee that the mandatory fields are never missing. That's exactly what Productbay is built for:
Productbay starts where GDSN ends: it takes over the suppliers outside the pool, the private label where you are the data source, and the declaration fields no smaller brand delivered cleanly. Productbay is built for specialist retailers running multi-supplier, multi-channel catalogs — and pet food is a textbook case for why complete, structured data isn't optional. For the wider assortment view, see the pet-retail overview.
Mandatory declaration fields, GDSN pool data and supplier PDFs in one catalog — with a check that nothing publishes incomplete. See how Productbay consolidates, enriches and validates pet-food data in a 30-minute walkthrough.
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