Marketing Ecommerce Growth

Google Shopping Listing Optimization Guide

By Sharon Nath · October 20, 2026

10 Google Shopping listing tips for 2026: product titles, custom labels, sale prices, images, ratings and feed fixes that help you rank and sell more.

Google Shopping is a product-data contest before it is a bidding contest. Two stores can bid the same amount on the same product, and the one with cleaner titles, sharper images and complete attributes will win more of the impressions and most of the clicks.

This guide covers the ten changes that consistently move results, in roughly the order we would make them.

1. Structure Product Titles Around Search Terms

The title is the strongest relevance signal in your feed. Use a consistent formula per category, with the searched words first:

| Category | Title formula | Example | |---|---|---| | Apparel | Brand + Product type + Gender + Material + Colour + Size | Northwind Women's Linen Shirt, Sage, M | | Electronics | Brand + Product line + Model + Key spec | Acme Pro 5 Wireless Earbuds, ANC, 40h Battery | | Home | Brand + Product type + Material + Dimensions | Oakline Solid Oak Coffee Table, 120 x 60 cm |

Titles can run to 150 characters, but most placements truncate early. Anything important after the first 70 characters may never be seen.

2. Use Custom Labels to Bid on Margin, Not Just Category

Merchant Center offers five custom labels (custom_label_0 to custom_label_4). Use them for the things your campaigns need to know but Google does not:

• Margin band (high, medium, low)
• Return rate band, so you stop pushing products that come back
• Seasonality or clearance status
• Best seller versus long tail
• Stock depth, so you do not spend on items about to sell out

Labels let you split budgets and targets in Performance Max or Standard Shopping without rebuilding the feed.

3. Feed Dynamic Remarketing With the Same Product IDs

Dynamic remarketing shows returning visitors the exact products they viewed. It only works if the product IDs in your site tags match the IDs in your feed. Check this first whenever remarketing performance looks weak.

4. Add Local Inventory if You Have Physical Stock

If you sell from stores, local inventory ads and free local listings can show "in stock nearby" and pickup options. This needs a local product inventory feed and accurate store-level stock. Inaccurate stock does more harm than not participating.

5. Bring in Product Ratings

Star ratings on Shopping listings raise click-through rates. Google collects them through its product ratings programme and approved review partners. Send reviews for as many products as you can and keep them current. A product with no reviews competes against products with many.

6. Use the Sale Price Attribute Properly

Instead of editing the main price during promotions, submit sale_price with sale_price_effective_date. Google can then show the original price struck through next to the sale price, which is more persuasive than a lower number alone. Make sure the landing page shows the same sale price, or the item can be disapproved.

7. Keep the Feed Clean

Most lost impressions come from avoidable feed problems:

• Price or availability mismatches between feed and landing page
• Missing GTIN, brand or MPN where one exists
• Wrong google_product_category for the item
• Variant items sharing one image or one ID
• Shipping and return settings missing from Merchant Center

Check Merchant Center diagnostics weekly and fix item-level issues before they spread to the account level. A feed management tool helps once you pass a few hundred SKUs.

8. Improve Images and Add Video Where Possible

The first image is your thumbnail in a crowded grid. Use a clean background, show the actual product, fill the frame, and avoid promotional text, watermarks or borders, which Google restricts. Add additional images for angles, scale and lifestyle context. Where you have product video, use it in Performance Max assets.

9. Bid Harder on Products That Keep Their Revenue

A product with a high return rate looks profitable in the ads dashboard and unprofitable in finance. Before raising budgets, compare return rate by SKU. Feed that back into the custom labels in tip 2 and set lower targets for high-return items.

This is where Shopping and post-purchase operations meet. Lowering return rates with clearer sizing and smarter exchanges raises the true return on every Shopping click.

10. Use Auction Insights to Read the Competition

Auction insights show who you compete with, how often you appear together, and how often they outrank you. Use it to spot new competitors, seasonal pressure and categories where you are losing share. Then check whether the gap is price, data quality or budget before you change bids.

Don't Forget the Return Policy

Merchant Center lets you set a return policy that can appear with your listings. Clear terms, such as a stated return window and whether returns are free, reduce hesitation at the click. Make sure the policy you show matches the one on your site. If you need to write or tighten one, the return policy generator produces a solid starting draft.

:::cta Protect the revenue your Shopping ads bring in. See how EcoReturns turns returns into exchanges.

A Simple Order of Operations

1. Fix disapprovals and price or availability mismatches.
2. Rewrite titles for your top 20% of revenue products.
3. Add custom labels for margin and return rate.
4. Upgrade the first image on top sellers.
5. Add ratings, sale prices and local inventory where relevant.
6. Review auction insights monthly and adjust.

Most stores see the biggest gains from steps 1 and 2. Bidding changes matter far less than most teams expect.