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What is a supplemental feed?

Author

William Cox

Published Feb 21, 2026

What is a supplemental feed?

A supplemental feed is a secondary data source used to provide additional attributes, both required and optional, that may be missing from your primary feed. Supplemental feeds cannot be used as a main data source.

Also, how do I set up Google Merchant feed?

You'll need a Google Account (like Gmail) to sign up for Merchant Center. If you don't have a Google account, go to accounts.google.com and click Create account. When you're ready, go to Merchant Center and sign in with your Google Account to get started. You don't need to complete the onboarding process all at once.

Similarly, how can you benefit from a supplemental feed? The Benefits of Supplemental Feeds

One benefit of supplemental feeds is the ability to easily upload and include sale prices in your Google Shopping Ads. Adding sale price to your feed allows you to show consumers your particular discounted price as the current price before they visit your site.

Moreover, how do I change my Google Product Feed?

In a different tab, sign in to your Google Merchant Center account and click the link to go to the Google Merchant Center. To manually upload your feed, first download the latest feed from your site by clicking the download link in the "Data Feeds" area of your Site Manager, and save the file to your hard drive.

How do you add supplemental feed?

  1. Primary feeds and Supplemental feeds are under Products>Feeds (new) in your Google Merchant Center Admin account.
  2. Name your supplemental feed using a name that will help you easily identify the feed in the future.
  3. Schedule the fetch frequency and provide the URL of the supplemental feed.

How do you upload a product feed?

Uploading your Product Feed to Google Merchant Center
  1. Click “Data feeds” from the left-hand menu.
  2. If you have not yet set up a feed, you will need to register a new one.
  3. In the Uploads column, click the "upload file" link.
  4. In the pop-up window, click the “Browse” button.

Which of the Google Shopping feed attribute is not required?

Google Shopping Feed Attributes
AttributeRequiredTarget Country
MPNNot unless there is no associated GTINGlobally
Identifier ExistsOptionalGlobally
ConditionNot unless your product is 'used'Globally
AdultYes (for adult products)Globally

How do I feed information to Google?

Local inventory onboarding guide
  1. Implementation guide.
  2. Set up your accounts.
  3. Enable local inventory ads or free local product listings.
  4. Add your business information.
  5. Link your Google My Business account and select your location group.
  6. Upload a primary feed.
  7. Create a local product inventory feed.

How does Google Product Feed work?

A feed is a file that contains a list of products you want to advertise through Merchant Center. When you add your products, you'll assign attributes to each one. Your product feeds will use these attributes to group your products together. There are multiple types of feeds in Merchant Center.

What is a Google Merchant account?

Grow your business with Google Merchant Center. Merchant Center lets you manage how your in-store and online product inventory appears on Google. Our merchant solutions help you reach hundreds of millions of people looking to buy products like yours each day.

What is feed in Google ads?

If you want to dynamically populate your ads with your products or services, you'll create a dynamic ads feed. This type of feed is an inventory of your products or services that's sourced to create ads. Rows are products or services. You upload your feed to the Business data section of your Google Ads account.

How much does a Google Merchant account cost?

Does Google Merchant Center cost anything? Nope! Google Merchant Center is entirely free to use. You do, however, have to pay for clicks on your Google Shopping ads.

Is the merchant the buyer or seller?

A merchant is a company or individual who sells a service or goods. An ecommerce merchant is someone who sells exclusively over the Internet. A merchant will sell the goods to the customer for a profit, and by law, will have a duty of care to the customer due to the knowledge of the products he has for sale.

How do I create a merchant account?

How to create a merchant account
  1. Choose credit card brands to work with.
  2. Figure out the payment model.
  3. Analyze your turnover.
  4. Start looking for a (local) bank.
  5. Prepare your website.
  6. Gather all the documents.
  7. Submit an application form.

What is Google promotion?

Promotions allow you to distribute online offers with Shopping ads as well as free product listings appearing on the Shopping tab in the US (may also appear outside of the US as well). This link can increase the appeal of the products you show and encourage shoppers to buy.

How do I add Shopify to Google Feed?

From your Shopify admin, go to Sales channels > Google. Click Connect Google Account, and then select a Google account or create a new one. You need to allow Shopify to access your Google account information. Review the setup requirements for your online store, and make any required changes.

How do I get a Google Merchant ID?

When merchants set up a payments profile, Google assigns it a unique numeric code called a Merchant ID.

Find your Merchant ID

  1. Sign in to your payments profile.
  2. At the top, click Settings.
  3. Find 'Public merchant profile', then find your merchant ID.

Is Google retail free?

Today we announced that we're bringing free listings to Google's Shopping tab in the United States. Just as we don't charge sites to be part of the Google Search index, listings for participating retailers are eligible to appear in these results at no cost to them.

How do I set up free Google Shopping?

How to Run Free Google Shopping Ads
  1. Sign in to Merchant Center.
  2. Click Growth in the left navigation menu.
  3. Click Manage programs.
  4. Select Surface across Google.
  5. Add your products using a product feed.
  6. Verify your website.
  7. Confirm your website belongs to you.
  8. Click Activate to complete setup.

How do I use Google Merchant?

Set up Merchant Center
  1. To house your products feed, create a Merchant Center account.
  2. To provide details about your business, set up your Merchant Center account.
  3. To make sure your website meets all requirements, verify and claim your website URL.
  4. To tell Google what products you sell online, create a products feed.

Did Google get rid of shopping?

Shopping tab is gone for both google.com and Google Search App. Looks like it's replaced with "sponsored" product cards.

Why does shopping not show up on Google?

Google Policy Disapprovals

If your products do not comply, they will be disapproved in the Merchant Center. This means they will not be active in your Google Ads account, and your Google Shopping ads won't show to consumers searching for that product. To check this, log into your Merchant Center account.

Why are my products not approved by Google?

Supplying attributes like availability, condition, and price are easy enough, but Google is very strict about the accuracy of all the data in your product feed. And if the price doesn't match, for example, your product is likely to get disapproved.

What are Feed Rules?

Feed rules give you the ability to transform your data to match our product data specification requirements. Use feed rules to resolve errors and help us interpret the data in your feed.

What is Google product category in Shopify?

Google Product Category - You can add a Google Product Category to a product to improve its performance in Google Ads and Smart Shopping campaigns. Custom labels - You can add custom labels for Age, Gender, or Condition to help Google categorize a product.

How do I fix the mismatched value page crawl price?

How to fix: Mismatched value (page crawl) [price]
  1. Step 1: See the affected products. Sign in to your Merchant Center account.
  2. Step 2: Submit the same values from your landing page for the price, sale_price and sale_price_effective_date attributes. Filter the downloaded report so that you only see products with:
  3. Step 3: Resubmit your product data.

How do I fix my Google product category?

  1. Step 1: See the affected products. Sign in to your Merchant Center account.
  2. Step 2: Specify a valid Google product category for every product. Filter the downloaded report so that you only see products with:
  3. Step 3: Resubmit your product data. After you've updated your product data, resubmit it using one of these methods:

How do I change my Google product category?

Product Category
  1. Go to the Manage Feed > Define Fields page.
  2. Click Edit for the google_product_category field.
  3. Look up the appropriate category by going to Manage Feed > Taxonomy Search page (The official list is here: Google Product Taxonomy)

How do I edit my Google Shopping ads?

Instructions
  1. Sign in to your Google Ads account.
  2. Click Campaigns.
  3. Choose the Shopping campaign you'd like to make changes to.
  4. Choose an ad group in the campaign.
  5. Make sure the table is displaying all of the columns you may want to edit.
  6. Click the download button.
  7. Select the file format you'd like to use.
  8. Click Download.

What two file types can data feeds be?

File format: You can upload your feed via an XML, tab-delimited (. txt), or Google Spreadsheets file.

How do product feeds work?

Through a product feed, marketing networks can pick up the seller's catalogue with all of its specificities and adapt it to their presentation style. What matters most is that the seller's information is regularly updated to reflect any changes (in pricing or availability, for example).

How do I submit product data to Google ads?

To send us your product data, you need to set up a feed for your product information in a Google Merchant Center account. Then link your Merchant Center account to Google Ads.

Where is my Google Shopping feed?

Log in to your Google Merchant Center account. Navigate to the account/sub-account. In the left-hand menu, select “Products” and then “Feeds.” Click the name of the feed container you want to download.