GS1 GDSN explained

The Global Data Synchronisation Network (GDSN) enables suppliers to publish product data once and automatically synchronize it with retailers through certified GS1 data pools.

Instead of exchanging spreadsheets with every trading partner, GDSN creates one trusted source of product information across the supply chain.

qmica detailed explanation

What is GDSN?

The Global Data Synchronisation Network (GDSN) is the worldwide network used to exchange GS1-compliant product information.

Suppliers publish their product data once to a GS1-certified data pool. Retailers subscribe to the products they require and automatically receive validated updates whenever product information changes. This creates one trusted, synchronized source of product information for every trading partner.

Simple flow - Publish

Publish once

Prepare your product information once and publish it to a certified GDSN data pool instead of sending files to every customer individually.

Subscribe

Retailers subscribe only to the products they require and automatically receive updates whenever product information changes.

Synchronize

Product updates are distributed automatically across all connected trading partners without manual intervention.

Qmica - Validate

Trusted data

Standardized validation ensures product information remains complete, accurate and consistent throughout the supply chain.

How it works

Product data flows from supplier to retailer through certified GDSN data pools.

SupplierPrepares product data
ValidationData is validated
Data poolPublished via a certified data pool
RetailersSubscribe & eceive
SyncProduct updates synchronize automatically


Datapools

Certified platforms that validate, store and distribute standardized product information between suppliers and retailers.

Publication

Validated product information is published once to a certified GDSN data pool where it becomes available to trading partners.

Subscription

Retailers subscribe to the products they require and automatically receive updates whenever product information changes.

Synchronisation

Every approved update is distributed automatically, ensuring every connected partner works with the latest product information.

Everything you need to know about GDSN

Product information shared through GDSN

GDSN supports standardized product information such as:


Product descriptions

Dimensions & weights

Packaging hierarchy

Images

Nutritional information

Logistics data

Trade item information

GS1 vs GDSN

GS1 defines the standards. GDSN uses those standards to exchange product information between trading partners.




GS1 - Defines standards

GDSN - Exchanges data




GS1 - GTIN & identification

GDSN - Synchronization




GS1 - Global standards organization

GDSN - Global synchronization network




GS1 - Creates the rules

GDSN - Uses those rules


Who uses GDSN?

Organizations that typically use GDSN include:


Manufacturers


Suppliers


Retailers


Distributors


Marketplaces

The benefits of GDSN


Better product quality

Standardized validation rules improve the completeness and accuracy of product information.


Faster onboarding

Retailers receive product information faster, reducing time-to-market for new products.


Fewer manual processes

No spreadsheets, duplicate exports or repeated product updates for every customer.


Consistent information across oll channels

Everyone works from the same validated product information across the supply chain.


Reduce manual work and errors

Changes propagate automatically to every subscribed trading partner.


Accelerate product introductions

Connect new retailers, distributors and marketplaces without creating separate data processes.

Common GDSN challenges


Publication rejects
Missing mandatory attributes prevent products from being published.


Attribute mismatches

Incorrect attribute values cause validation errors.


Incomplete hierarchies

Packaging structures and relationships are incomplete or incorrect.


Market requirements

Different countries and retailers require additional validation rules.

How Qmica supports GDSN

Qmica validates, enriches and manages product data before publication to certified GDSN data pools. Instead of manually checking spreadsheets or retailer requirements, Qmica keeps your product data compliant and automates the complete publishing workflow.


Capabilities:
iconCheck

Validate GS1 attributes before publication

iconCheck

Detect missing mandatory fields

iconCheck

Apply customer-specific validation rules

iconCheck

Publish to certified datapools

iconCheck

Monitor publication status

iconCheck

Synchronize product updates automatically

Frequently asked questions


GS1 is the global standards organization that develops standards for product identification and data exchange. GDSN is one of the networks and standards managed by GS1 for synchronizing product data.

A GDSN data pool is a certified platform that stores and distributes product information between trading partners. Examples include GS1 Data Source, 1WorldSync, and other certified providers.

GDSN is widely used by manufacturers, suppliers, wholesalers, retailers, distributors, and e-commerce organizations that need reliable and up-to-date product information.

GDSN supports a wide range of product information, including product descriptions, dimensions, weights, packaging hierarchies, images, nutritional information, and regulatory da

Yes. Qmica enables organizations to prepare, validate, manage, and publish product data to GDSN-compliant data pools through automated workflows and integrations.

Qmica helps organizations map, validate, and synchronize product data according to GS1 standards, reducing manual effort and improving data accuracy. Qmica maintains the data standards and displays any necessary changes relevant to the customer on the dashboard

GDSN eliminates inconsistent product information, manual spreadsheets, duplicate data entry, communication errors, and delays in sharing product updates with partners.


Ready to simplify your product data exchange with GDSN?

See how Qmica helps you publish once and synchronize everywhere.