How to Add Promotional Badges to Google Shopping Ads

24 October 2026 7 min read Sevinj Hasanova

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The Google Merchant Center promotions tool is a specific feature designed to help you display special offers directly on your shopping ads. By implementing these badges, you can highlight percentage discounts or free shipping options to potential customers as they browse. This visibility helps shoppers identify value immediately, which is a common pattern for increasing click-through rates in a typical retail account. When your products stand out with a clear offer, you distinguish your listings from competitors who might only show standard pricing.

What are the benefits of using promotional badges?

Promotional badges function as a visual signal that draws the eye of the shopper toward your product listing. In a crowded marketplace, showing a discount or a free shipping incentive provides a compelling reason for a user to click on your ad rather than an alternative option. These badges appear as a ‘Special offer’ link within your Shopping ad, providing additional information without requiring extra design work from your team. This method is efficient because it relies on structured data that Google uses to inform users about current sales or shipping policies.

How to Add Promotional Badges to Google Shopping Ads — overview

Another primary benefit is the reduction of friction in the decision-making process. Customers often look for reasons to choose one retailer over another, and a visible promotion can act as the deciding factor. When you provide clear information through the Merchant Center, you increase the likelihood that the traffic landing on your site is already interested in the offer, which can lead to better conversion rates. This approach maintains a clean ad aesthetic while ensuring your most important marketing details are always displayed to the right audience.

How do you set up your first promotion in Merchant Center?

Setting up a promotion begins inside your Google Merchant Center dashboard. You should navigate to the ‘Marketing’ tab on the left-hand menu and select ‘Promotions’. From there, you can click the blue plus button to create a new promotion. You will need to define the type of offer, such as a percentage discount, a fixed amount off, or a free shipping incentive. It is essential to be specific about the terms, including the start and end dates, to ensure the promotion remains accurate throughout its active period.

After defining the offer details, you must specify the items that the promotion applies to. You can do this by using the ‘promotion_id’ attribute in your product data feed or by selecting specific product groups within the interface. If you choose to filter by product ID, ensure that every item included is correctly mapped to the promotion. Once submitted, Google reviews the promotion to verify it meets their specific policy requirements, which typically takes a few hours before the badges start appearing on your live ads.

How to Add Promotional Badges to Google Shopping Ads — in practice

Checklist for a successful promotion setup

  • Verify that your account has the Promotions feature enabled in the Marketing section.
  • Ensure all promotional terms and conditions are clearly stated on your landing pages.
  • Check that your promotion start and end dates align exactly with your scheduled sales events.
  • Confirm that your product data feed includes the correct promotion_id for targeted items.
  • Test the checkout process to ensure the discount is applied correctly when a user clicks the ad.
  • Monitor the Merchant Center dashboard for any disapproval notices regarding your promotion.
Can you automate your promotional data feeds?

Automation is a reliable way to manage promotions, especially for stores with large inventories. Instead of manual input, you can use a secondary feed to upload promotional data. This secondary feed allows you to update offer details, such as start and end dates or specific discount amounts, without modifying your primary product feed. This is an efficient way to handle seasonal sales, such as holiday events or flash discounts, where inventory might rotate quickly. By keeping your product data and promotional data separated, you minimize the risk of errors.

In a typical account, using a scheduled fetch for your promotions feed ensures that your discounts are always up to date. You can host a file on your server or a cloud storage service and set Merchant Center to fetch it at specific intervals. This ensures that your ads always reflect the most current offers, even if you are running multiple promotions across different product categories at the same time. Maintaining this technical sync is a key step in ensuring your shopping campaigns run without interruption.

Common pitfalls to avoid with shopping ads

One frequent mistake is failing to match the offer in the ad with the information on the landing page. If a user clicks an ad that promises a 20% discount but finds a different price on your site, they will likely leave immediately. This creates a poor user experience and can lead to a lower quality score for your campaign. Always verify that your website’s checkout process supports the promotion exactly as it is described in the Shopping ad badge.

Another issue involves incorrectly set promotion expiration dates. If a promotion expires in Merchant Center but remains active on your website, or vice versa, you create confusion for potential buyers. A reliable strategy is to set a reminder or use an automated script to disable both the ad promotion and the on-site discount at the same time. Consistent information across every touchpoint of the buyer journey is a fundamental requirement for maintaining trust and conversion volume.

How Alien Road applies these tools

Alien Road uses the Merchant Center promotions tool to help clients highlight competitive pricing without needing to adjust base product pricing. In a typical engagement, we begin by auditing the client’s current sales calendar to identify upcoming events that qualify for these badges. We then ensure that the product feed is structured to accept promotion IDs, which allows us to toggle offers on and off based on performance trends. Our focus is on ensuring that the data provided to Google is consistent with the merchant’s current inventory and site capabilities.

We also manage the reporting aspect of these promotions to understand which offers drive the most engagement. By tracking the performance of items with badges versus those without, we can provide insights into whether a specific discount type generates more traffic. This helps our clients make informed decisions about future marketing budgets and promotional strategies. Our process involves regular monitoring of the Merchant Center dashboard to catch any policy violations or feed issues before they affect the visibility of the client’s ads.

What metrics should you track for promotions?
  • Click-through rate (CTR) differences between items with and without promotional badges.
  • Conversion rate changes after applying a new promotion.
  • Total impressions for ads displaying the ‘Special offer’ tag.
  • Bounce rate on landing pages linked to specific promotional ads.
  • Cost per acquisition (CPA) fluctuations during promotional periods.
  • Average order value (AOV) for customers who engage with the promotional badge.
Where to start this week?

If you want to start using the promotions tool, your first step should be to log into your Google Merchant Center account and verify your eligibility. Check if you have the ‘Promotions’ tab visible. If you are preparing for a specific sale, draft your promotion details in a spreadsheet first to ensure all required fields, such as ‘promotion_id’, ‘product_applicability’, and ‘offer_type’, are ready to go. Even a simple 10% discount can be a test to see how your audience responds to the added visibility on your shopping ads.

After you submit your first promotion, wait for the review process to complete. Once active, observe your campaign data for at least seven days before making any significant changes. This allows you to collect enough information to see the impact of the badge on your traffic. By starting with a small, manageable promotion, you gain the experience needed to implement more complex, high-impact strategies as your campaigns grow.

Keep reading: Google Advertising · Advertising

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