Episode
This Simple Canonical Tag Change Increased SEO Traffic by 22%
- Podcast
- The Edward Show
- Published
- Jun 7, 2026
- Duration seconds
- 586
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Summary
E1068: Breaking down a real-world ecommerce SEO test that answers a common question: if you have multiple product variations (size, color, quantity), is there anything "special" you should do? The test looked at a simple canonical tag change and found a clear lift on variation pages, without hurting the main product pages. What you'll learn - How canonical tags affect indexing and rankings when product pages are very similar - A tested approach for handling product variation URLs, including parameter-based variants - What changed in the experiment, and why it likely helped Google crawl and index variant pages more consistently - The measured results and what they mean in plain terms - When this approach may or may not apply to your site The experiment setup - Many ecommerce sites have one main product URL and separate variation URLs - Example main URL: /products/metal-water-bottle - Example variation URLs: ?size=32oz, ?color=black - Before the test, the main product page canonical was self-referential - Before the test, each variation page canonical was also self-referential - The issue: variation pages were not indexing consistently and weren't getting the traffic expected - The change tested: the main product page canonical was updated to point to one primary variation (often the most popular) - The variation pages stayed self-referential Results - Main product pages: no negative impact (overall inconclusive) - Variation pages: positive result - Best estimate: 22% uplift in organic traffic to variation pages - Net effect: positive enough that the change was deployed more broadly Practical takeaways - Don't assume the generic "main" product page is always the best page for Google to rank - Specific variation pages can match what people actually search for (size, color…