Key Takeaways
- Link equity (PageRank) is SEO authority that flows from page to page through links
- Your homepage has the most; it flows down to collections, then products
- Broken links are holes in that flow — authority enters and disappears
- You can’t add more authority without earning it, but you can stop wasting what you have
If you’ve ever wondered why two nearly identical product pages on two different Shopify stores rank completely differently on Google, link equity is usually a big part of the answer.
It’s one of the most important concepts in SEO — and one that most merchants have never heard of. Once you understand it, a lot of decisions about internal linking, broken links, and site structure start making more sense.
What Link Equity Actually Is
Link equity — also called PageRank, though Google retired that branding publicly years ago — is a measure of authority that flows between pages through hyperlinks.
The original insight behind Google was simple: a link from page A to page B is a vote of confidence. The more votes a page receives, and the more authoritative the pages casting those votes, the more trustworthy and important Google considers that page to be.
This authority isn’t just binary (linked or not) — it flows in quantities. A link from a high-authority page passes more equity than a link from a low-authority page. A page with few outbound links passes more equity per link than a page with many. The math gets complex, but the principles are intuitive.
How Link Equity Flows Through a Shopify Store
Every Shopify store has a natural authority hierarchy:
Your homepage sits at the top. It receives the most external links — from press mentions, partner sites, social profiles, and directories. It’s your highest-authority page.
Collection pages receive authority from your homepage through navigation links. Your top-level collections get the most because they appear in your main navigation, which is on every page of your store.
Product pages receive authority from collection pages. A product in three collections gets authority from three sources; a product in one collection gets it from one.
Blog posts can both give and receive authority. A blog post that’s been linked to externally can pass significant authority to the product pages it links to internally.
The problem: most Shopify stores have been built without thinking about this flow. Authority leaks out at every broken link, is concentrated in pages that don’t need it, and is starved from pages that do.
Where Link Equity Gets Lost
Broken Internal Links
This is the most common and most damaging way link equity is wasted on Shopify stores. When a link points to a URL that returns a 404, the equity flowing through that link goes nowhere. It evaporates.
Consider a blog post that was written two years ago and links to five products. If two of those products have since been deleted without redirects, 40% of the equity that blog post was distributing is now being wasted. And if that blog post has external links pointing to it, that’s external authority that entered your site and then hit dead ends.
Regular broken link scanning and fixing is the most direct way to stop this waste.
Redirect Chains
Each hop in a redirect chain loses a small amount of link equity. A→B→C loses more than A→C. When Shopify automatically creates redirects after handle changes and those redirects accumulate into chains, you’re steadily losing equity with every additional hop.
Flattening redirect chains — making A redirect directly to C — preserves more of the authority each chain represents.
Poor Anchor Text Distribution
Link equity flows not just in quantity but with topical relevance. An internal link with descriptive anchor text (“waterproof hiking boots”) passes both authority and relevance signal for that topic. A link with generic anchor text (“click here”) passes authority with no relevance signal.
If your internal links use generic anchor text throughout, the authority is still flowing — it’s just not reinforcing the right topical signals on the destination pages.
Thin Pages Getting Too Much Authority
Some stores have pages in their navigation that receive a lot of authority but don’t need it — thin pages, placeholder pages, or outdated campaigns that shouldn’t be ranking for anything. That authority could be flowing to product pages that actually drive revenue.
How to Protect and Direct Link Equity
Fix Broken Links First
Before worrying about optimizing your link equity distribution, plug the leaks. Every broken internal link is equity leaving your store through a hole in the floor. Find and fix broken links across your products, pages, and blog posts as a baseline step.
Use Your Blog Strategically
Blog posts that earn external links are equity entry points for your store. A guide that’s linked to by other websites brings external authority into your store — but only if that blog post links to your products and collections. A blog post with no internal links keeps the equity trapped on that page instead of distributing it where you need it.
Build internal links from your blog content to your most important product and collection pages. Every link is an equity transfer to a page that can use it for rankings.
Prioritize Links to High-Value Pages
Not all product pages need the same amount of equity. Your highest-margin products, your most competitive keywords, your most important collections — these deserve more internal links pointing to them than your long-tail, low-competition pages.
Look at which products and collections are underperforming for their traffic potential and ask: how many internal links do they have? Often, adding a handful of thoughtful internal links from blog posts or collection descriptions is enough to move them up a page in search results.
Set Up Redirects Correctly
When you delete a product or change a URL, the link equity that was flowing to that URL doesn’t have to disappear. A 301 redirect preserves approximately 90% of the equity and redirects it to a new destination.
Setting up redirects before deletions — not after — ensures that external equity earned by that page continues to flow into your store rather than hitting a 404.
The Compounding Effect
Link equity optimization is a compounding investment. Each fix you make — each broken link you repair, each redirect chain you flatten, each thoughtful internal link you add — slightly improves the equity distribution across your store. Those improvements persist as long as the links do.
Stores that consistently maintain clean link structures and thoughtful internal linking don’t see dramatic overnight improvements. They see gradual, sustained improvements that compound into a significant ranking advantage over stores that ignore this work.
The best time to start was when you launched your store. The second best time is now.
Relink helps protect your link equity by scanning your Shopify store for broken links and suggesting fixes automatically. Install free.