Key Takeaways
- PageSculpting is dead – nofollowing a link doesn’t redirect PageRank to other pages, it disappears
- Google’s own John Mueller called blanket nofollowing “not worth it” and “a waste of time” back in 2019
- Orbit Media found a 16.1% positive correlation between external outlinks and rankings
- Google’s March 2025 Core Update rewarded pages that cite sources and penalized uncited claims
- Content that never needs to link out has no data, no research, no actual evidence – the problem is the content, not the links
- Use nofollow only for paid, sponsored, and UGC links – editorial citations belong as dofollow
The PageRank Leak Myth – Where It Came From and Why It’s Dead
The fear traces back to PageSculpting – an old tactic where webmasters tried to concentrate ranking power on priority pages by nofollowing every other link on a site.
Google updated its guidance in 2009. Nofollowing a link doesn’t redirect its PageRank to other links on the page. It just disappears.
Then in 2019, Google changed nofollow from a directive to a hint. They can still factor those links into their signals regardless of the attribute you put on them.
Nofollowing your editorial citations doesn’t protect you. It tells Google you don’t trust your own sources.
Google Has Been Saying This Since 2019
John Mueller called it directly in 2019: tagging all outbound links as nofollow is “not worth it” and “a waste of time.”
He also said: “Linking to other websites is a great way to provide value to your users, allowing them to find out more, check your sources, and better understand your content.”
Gary Illyes said natural outbound linking is a positive signal. Google was “missing useful link signal information because of nofollows” – which is part of why they moved to treating nofollow as a hint in the first place.
Orbit Media ran an original study and found a 16.1% positive correlation between rankings and external outlinks.
Google’s March 2025 Core Update made it more concrete. It explicitly targeted uncited or verifiably false claims. Pages that cited sources gained visibility. Pages that didn’t, lost it.
Outbound links to authoritative sources – research, data, case studies, reputable publications – are an E-E-A-T signal. They show that the content was built on actual evidence. Google’s quality framework rewards that.
Content Without Citations Is Telling on Itself
When you make a claim without a link to back it up, your reader has no way to verify it. They take it on faith or they leave.
If your content never needs to link anywhere – no data, no research, no case studies, no actual evidence – ask yourself what you’re actually saying.
That’s not protecting your PageRank. That’s making shit up and hoping it flies.
The Reboot Online experiment in 2016 found outbound links influenced rankings in a controlled test. Rand Fishkin called it “as close to ‘proof’ as we get in the SEO world.” That was nearly a decade ago.
Linking to your sources isn’t a ranking trick. It’s proof that you know what you’re talking about. Your visitors are making that judgment call every time they hit a claim with no source attached.
Feel Free to Reach Out
Confused about what SEO advice to actually follow? Reach out on LinkedIn or shoot me an email at tomislav@tomislavhorvat.com.
