How to Use Facebook Retargeting Ads to Bring Back Shoppers Who Didn't Buy

Most people who visit your online store don't buy the first time. They browse, they look around, and then they leave. That doesn't mean they're gone forever. Retargeting ads let you follow up with those people and give them a reason to come back.

What Is a Retargeting Ad?

A retargeting ad is shown to people who have already interacted with your brand in some way. They might have visited your website, looked at a specific product, added something to their cart, or engaged with one of your social media posts. Because they already know you, these ads tend to perform better than ads shown to cold audiences.

How to Set Up Retargeting on Facebook

To run retargeting ads, you need to install the Facebook Pixel on your website. This is a small piece of code that tracks what visitors do on your site. Once it's installed, Facebook can build audiences based on their behavior.

• Go to your Facebook Business Manager and find the Pixel section.

• Copy the Pixel code and paste it into the header of your website.

• Most website platforms like Shopify, WooCommerce, and Wix have a simple Pixel integration — no coding needed.

• Verify it's working using Facebook's Pixel Helper browser extension.

The Most Valuable Retargeting Audiences

Not all retargeting audiences are equal. Here's how to rank them from hottest to coolest:

• Abandoned cart visitors — These people got all the way to checkout and left. They are your warmest leads.

• Product page visitors — They looked at specific products but didn't add to cart.

• All website visitors — Anyone who landed on your site in the last 30–60 days.

• Social media engagers — People who liked, commented, or shared your posts.

• Video viewers — People who watched at least 50% of one of your videos.

What to Say in a Retargeting Ad

Retargeting ads should feel different from your cold audience ads. These people already know your brand, so you don't need to introduce yourself. Instead, give them a nudge.

• Remind them what they were looking at: "Still thinking about [product]?"

• Offer a small incentive: "Here's 10% off to make the decision easier."

• Remove a common concern: "Free returns. No risk. Just great products."

• Create urgency: "Only a few left in stock — grab yours before it's gone."

Set a Time Window for Retargeting

Don't retarget people forever. Someone who visited your site six months ago has probably moved on. Focus your retargeting on people who visited in the last 7–30 days. The sooner after their visit, the better the results.

Limit How Often People See Your Retargeting Ads

Showing the same retargeting ad to the same person ten times a day is annoying and wasteful. Set a frequency cap so each person sees your ad no more than 3–5 times per week. Rotate creative to keep it fresh.

Exclude People Who Already Bought

Always exclude recent buyers from your retargeting campaigns. If someone just purchased, showing them a "Don't forget to buy!" ad is frustrating. Create a separate audience of past purchasers and exclude them from your main retargeting campaigns.

Retarget With Creative That Converts

Retargeting works best when your ad creative is strong and relevant. Stirling helps ecommerce and DTC sellers build static Facebook ads designed for every stage of the funnel — including retargeting. Generate fresh, persuasive ad variations quickly so your follow-up ads are always compelling. Turn browsers into buyers with Stirling.