External links get most of the attention in SEO — how many sites link to yours, from how authoritative a domain, with what anchor text. But internal links are the mechanism you have direct control over, and most Shopify stores use them poorly.

Internal links do two jobs: they pass authority from high-ranking pages to pages that need a boost, and they tell search engines and AI crawlers how your catalogue is organised. A well-structured internal link network makes your entire store easier to index and recommend — not just the pages that already rank.

How Authority Flows Through a Shopify Store

Think of your Shopify store as a hierarchy: homepage at the top, collection pages in the middle, product pages at the bottom. Authority generally flows from top to bottom — your homepage, which attracts the most external links, passes authority to pages it links to, which pass it further down.

The problem most stores have is that this flow gets blocked or wasted. Product pages that are only accessible through deep pagination (page 4 of a collection) receive very little authority. Pages that aren't linked from anywhere at all — orphan pages — may not be crawled consistently. And popular pages that could be boosting weaker pages often link to nothing relevant.

The Three Most Valuable Internal Linking Opportunities

The first is collection descriptions linking to related collections. If you sell skincare, your "moisturisers" collection description should link to "serums", "SPF", and "cleansers" with relevant anchor text. This creates a web of related categories that's easy for both users and search engines to navigate. It also gives AI crawlers the context to understand that your store covers the full skincare category, not just one product type.

The second is blog content linking to product pages. Most Shopify stores with blogs treat them as separate from the store — informational content that doesn't connect to anything for sale. This is a significant missed opportunity. Every blog post that mentions a product or product category should link to the relevant product or collection page with descriptive anchor text. A blog post about "how to layer skincare" should link directly to your serums and moisturisers.

The third is product pages linking to related products and their parent collection. Shopify's "related products" or "you may also like" sections create these links automatically, but they're often based on random or algorithmic selection. Manually curating cross-links between products in the same use case or audience category is more effective — both for authority distribution and for conversion.

Anchor Text: What It Should and Shouldn't Be

Anchor text is the visible, clickable text of a link. It tells search engines what the linked page is about. For internal links, it should be descriptive and specific — not "click here", "learn more", or "products". Instead: "trail running shoes", "organic cotton joggers", or "SPF 50 mineral sunscreen".

The anchor text of your internal links is one of the clearest signals you can give Google about what your target pages should rank for. If every internal link to your running shoes collection says "running shoes", that collection is much more likely to rank for that term than if your links say "shop now".

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Finding and Fixing Orphan Pages

Orphan pages are pages that exist on your site but aren't linked from anywhere. They're typically discovered through crawl tools (Screaming Frog, Ahrefs Site Audit) or by comparing your sitemap to your internal link graph. In Shopify, orphan pages often arise when products are added to the catalogue but not assigned to a collection, or when collections are created but not linked from navigation or other pages.

For each orphan product page, the fix is to assign it to at least one relevant collection. For orphan collections, add them to your navigation or link to them from related collections and blog posts. There's no magic number of internal links that a page needs — it just needs to be reachable from your site's main navigable structure.

Sitewide Navigation and Footer Links

Your Shopify navigation menus create internal links that appear on every page of your site. Because they appear site-wide, these links pass the most authority — but they also dilute that authority across every page that's linked from the nav. Be selective about what goes in main navigation, and consider secondary navigation (mega menus, footer links) for collections and pages that are important but not top-priority.

Footer links are useful for pages that benefit from site-wide authority distribution — legal pages, contact pages, and cornerstone collection pages — but they shouldn't be treated as a link-building shortcut for product pages. Too many footer links signal to Google that your site has a manipulated link structure.

Internal Linking for AI Crawlers

AI shopping assistants (and AI web crawlers generally) navigate your site through links. A store with a clean, logical link structure — homepage → collections → products — is much easier for an AI to map and understand than a store where products can only be found through search or deep pagination.

Specifically, make sure every product page is reachable within three clicks from your homepage. Use breadcrumb navigation (and BreadcrumbList schema) on product and collection pages so crawlers can reconstruct your site hierarchy even from a deep URL. And use descriptive anchor text throughout — it's the primary signal that tells an AI crawler what a linked page is about before it visits it.


Frequently Asked Questions

How many internal links should a product page have?

There's no exact number to aim for, but a product page should link back to its parent collection, and ideally to 2–4 related products. The more important question is whether every link is genuinely useful to a shopper — internal links that feel forced or irrelevant don't help SEO and can hurt user experience.

Does linking from my blog to my product pages help SEO?

Yes, significantly. Blog pages that rank organically can pass authority to product pages they link to. The key is using keyword-rich anchor text and linking to genuinely relevant products — not just adding product links for the sake of it.

Is it bad to have too many internal links on a page?

For a content-heavy page like a blog post, linking to every product mentioned is natural and useful. For a product page, a long list of unrelated links can dilute the page's focus and confuse crawlers about what the page is actually about. Keep product page cross-links to genuinely related items.

How do I find orphan pages in Shopify?

Export your sitemap XML (usually at yourstore.com/sitemap.xml) and compare it to the pages accessible through your navigation and collections. Any page in the sitemap that isn't linked from a collection, navigation menu, or other page is an orphan. Tools like Screaming Frog can also crawl your site and identify pages with no inbound internal links.

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