How to read the label and seals of an Iberian ham

A ham’s label tells its whole story —breed, diet, origin, date— if you know how to look at it. This guide teaches you to read it at a glance and to separate what truly matters from what is just a claim.

The sales denomination: the first thing to read

Since the quality regulation (Royal Decree 4/2014), the product’s legal name sums up breed and diet in a single formula. There are four: 100% Iberian acorn-fed, Iberian acorn-fed (cross-breed, usually 75% or 50% Iberian breed), Iberian free-range grain-fed and Iberian grain-fed. If the label doesn’t show exactly one of those four formulas, be wary. The term “recebo” no longer exists: it was removed by that regulation. We develop this in How to choose an Iberian ham.

The coloured seal: breed and diet at a glance

Each piece carries a coloured band on the shank: black (100% Iberian acorn-fed), red (Iberian acorn-fed), green (free-range grain-fed) or white (grain-fed). It’s the visual summary of the sales denomination and must match it. We break it down piece by piece in Bands and seals.

The Denomination of Origin band

If the piece is PDO Guijuelo, it also carries the numbered band of the Regulatory Council: it certifies that it was cured in Guijuelo following its standard. That number is unique and traceable. What the denomination guarantees exactly, in The PDO Guijuelo explained.

The health registry

The label includes the producer’s General Health Registry number for food businesses and foods. It’s the official identifier that ties the piece to a specific, legal factory. It’s not marketing: it’s the mandatory traceability that lets you know who made it.

The traceability code and the date

The lot and the traceability code allow the piece to be followed back to its origin. Many labels include the salting or production start date: from there you can estimate the real curing time, which in Guijuelo is long thanks to its mountain microclimate. A piece with short curing and an acorn-fed price is a warning sign.

Weight and commercial data

The barcode, net weight and price per kilo close the label. It’s worth checking whether the weight is bone-in or boneless, because it changes the real yield of the piece. And a shoulder is not a ham even if the label looks similar: the shoulder is the front leg, smaller and with shorter curing.

How to read a label in 30 seconds

1. Look for the legal sales denomination (one of the four formulas).
2. Check that the seal colour matches that denomination.
3. If it says PDO Guijuelo, locate the numbered band.
4. Look at the health registry: there must be an identifiable producer.
5. Check the weight (bone-in or boneless) and price per kilo, not just the total price.

If all five line up, you know what you’re buying. If any is missing or doesn’t fit, ask before you pay.

And in a Hernández Jiménez

You buy directly from the factory: PDO Guijuelo seal, our own brand band and full traceability from our cellars in Guijuelo to your home. If you want to verify the origin of a specific piece, you can request its traceability.