GS1 Barcode: What is it and How to Scan It

From cereal boxes to hospital wristbands, GS1 barcodes are everywhere. But most people have no idea what they really are, who controls them, or how they silently power global trade. If you’ve ever wondered how your online order gets to your door, how your supermarket checkout works in milliseconds, or how hospitals track life-saving meds, you’ve already been touched by GS1.

Here’s the catch: most businesses and professionals are using barcodes without truly understanding their architecture or potential. That’s the problem we’re here to solve.

In this guide, you’ll gain a solid grasp on GS1 barcodes — what they are, how they work, and how to scan and manage them for your business or study. Whether you’re a student trying to ace a logistics project or a supply chain manager dealing with cross-border inventory, this guide will help you decode the world’s most important barcoding system.

GS1 Barcode Essentials at a Glance

Topic	Details
What is a GS1 Barcode?	A globally standardized barcode managed by GS1 for product identification.
Who uses GS1?	Retail, healthcare, logistics, food service, government, and more.
How to scan GS1 barcodes?	With 1D or 2D barcode scanners or smartphone apps compatible with GS1.
Why use GS1?	Global interoperability, traceability, efficiency, and regulatory compliance.
Formats Supported	GTIN, UPC, EAN, GS1 DataMatrix, QR codes, and more.
How to get one?	By registering with your national GS1 Member Organization.

What is a GS1 Barcode?

A GS1 barcode is a globally recognized standard for identifying products, shipments, locations, and assets across supply chains. It’s more than just lines and numbers — it’s a structured system for organizing global commerce.

GS1 (Global Standards One) is a non-profit organization that created and manages this standard. With over 100 local Member Organizations worldwide, GS1 enables interoperability between systems, industries, and even nations.

GS1 barcodes carry Global Trade Item Numbers (GTINs), enabling instant, standardized data capture. Whether you’re tracking a pallet or a pill bottle, the barcode is your anchor.

Types of GS1 barcodes include:

• UPC (Universal Product Code)
• EAN (European Article Number)
• GS1 DataMatrix (2D barcode for small packages)
• GS1 QR Code (for web links, serialization, and marketing)

Barcodes are used not only in retail checkout systems but also in warehouse automation, pharma serialization, patient safety, and international shipping.

Understanding what makes a barcode “GS1-compliant” is key to unlocking its full potential.

Next up, let’s explore how scanning these codes actually works.

How Do You Scan a GS1 Barcode?

Scanning a GS1 barcode is straightforward — if you have the right tools.

1. Choose the Right Scanner

• 1D Barcodes (UPC, EAN): Use a linear laser scanner.
• 2D Barcodes (DataMatrix, QR): Use an imager or camera-based scanner.
• Smartphones: Many apps support GS1 scanning, but only those with GS1 parsing capabilities can interpret the embedded data properly.

2. Understand GS1 Application Identifiers (AIs)

GS1 barcodes often encode structured data like expiry dates, batch numbers, or serial numbers. These are called Application Identifiers (AIs). Each AI has a specific prefix and format.

Example (GS1 DataMatrix):

(01)12345678901231(17)250101(10)ABC123

• (01) = GTIN
• (17) = Expiry date (YYMMDD)
• (10) = Batch/lot number

Without a GS1-capable scanner, your device might show raw data, but not parse it.

3. Use Software That Understands GS1

Inventory platforms, ERP systems, and POS software must support GS1 parsing to make use of the structured data. If you’re scanning links or marketing codes, consider using a tool like Choto.co, a link shortener that can track and manage QR-based campaigns with full analytics.

Efficient scanning is only half the story. Knowing what’s inside the barcode makes all the difference.

Let’s decode the components next.

What Information is Inside a GS1 Barcode?

GS1 barcodes can contain a variety of data points, depending on the format and use case.

Commonly Encoded Elements

• GTIN (Product ID)
• Serial Number
• Batch or Lot Number
• Expiry Date
• Production Date
• Weight, Volume, Dimensions
• GLN (Global Location Number)
• SSCC (Serial Shipping Container Code)

The power of GS1 lies in standardized identifiers and consistent syntax.

This structure enables automation, traceability, and compliance, making it invaluable in regulated industries like pharma, food, and aerospace.

Next, let’s explore how businesses get these codes.

How to Get a GS1 Barcode

To get a GS1 barcode, follow these steps:

1. Register with GS1
   Visit your country’s GS1 Member Organization (e.g., GS1 US, GS1 UK) and apply for a GS1 Company Prefix.
2. Assign GTINs to Your Products
   Based on your prefix, create unique GTINs for each variant of your product.
3. Choose a Barcode Format
   Select UPC, EAN, or DataMatrix based on your product size, industry, and regulatory needs.
4. Generate and Print Barcodes
   Use GS1-certified tools to create scannable images and apply them to packaging.
5. Test and Verify
   Use GS1’s verification tools or partner labs to ensure compliance.

Pro tip: If you plan to include web links in your QR codes, use a dynamic link shortener like Choto.co — this lets you track engagement and update URLs post-print.

Now that you’re set up, let’s look at the benefits.

Why GS1 Barcodes Matter for Business and Compliance

GS1 isn’t just about clean checkouts. It’s about data accuracy, global reach, and regulatory alignment.

Core Benefits

• Interoperability: Works across countries and industries
• Efficiency: Automates data capture and entry
• Traceability: Essential for recalls, quality control, and audits
• Compliance: Required by major retailers and governments
• Scalability: One standard, infinite use cases

Use Cases Across Industries

• Retail: Inventory, shelf management, returns
• Healthcare: Patient safety, medication tracking
• Logistics: Pallet tracking, customs
• Food & Beverage: Farm-to-fork traceability

Companies that ignore GS1 standards often face rejection from retailers, regulatory fines, and poor data hygiene.

Now that you know the stakes, let’s consolidate what you’ve learned.

Conclusion

GS1 barcodes aren’t optional anymore — they’re mission-critical infrastructure for any organization involved in commerce, healthcare, or logistics. By understanding what they are, how to scan them, and how to implement them, you can drastically improve your data flow, compliance readiness, and customer experience.

Key Takeaways:

• GS1 barcodes standardize product identification globally.
• Scanning requires GS1-compliant tools to parse data correctly.
• They can carry GTINs, expiry dates, serial numbers, and more.
• Get your barcode by registering with your national GS1 body.
• Use tools like Choto.co to manage QR codes and tracking links.

Frequently Asked Questions (FAQs)

This page was last edited on 6 August 2025, at 5:12 am