For years, influencer marketing was measured by one number: followers. Bigger audiences meant bigger deals. That is changing. Audiences have learned to tell the difference between a genuine recommendation and a paid script, and brands are learning that reach without trust rarely turns into customers. This article looks at why authenticity is replacing popularity as the key measure in influencer marketing, and how brands can adapt. Last updated: October 2026.

Why popularity alone is no longer enough

A large following can look impressive, but several problems often sit behind the number:

  • Passive audiences. Many followers scroll past without reading or acting.
  • Mixed audiences. A broad following may include few people who match your buyers.
  • Promotion fatigue. Creators who endorse many unrelated products lose credibility with their audience.
  • Weak connection. When a recommendation feels like an ad, people discount it.

What authenticity looks like

An authentic partnership is one where the audience believes the creator genuinely uses and values what they are sharing. Signs of authenticity include:

  • The creator already talks about the topic or category before the partnership.
  • The content is in the creator’s own voice and style.
  • Opinions are honest, including any limits or caveats.
  • The relationship is disclosed clearly and continues beyond a single post.

Why authenticity works better

  1. Higher trust. People act on recommendations they believe.
  2. Better audience fit. Creators with a defined community reach people already interested in your category.
  3. Lasting value. Honest content stays useful and shareable, while forced promotion is quickly forgotten.
  4. Reputation protection. Genuine partnerships are less likely to cause backlash for your brand.

How brands can shift from popularity to authenticity

Choose fit over fame

Evaluate a creator’s values, topics and audience behaviour, not just numbers. Read their comments, look at how they handled past partnerships and check whether followers respond to their recommendations.

Build relationships, not transactions

Get to know creators before pitching. Share your product or service early, listen to their feedback and invite them into longer collaborations.

Give creative freedom

Share your key message and boundaries, then let the creator communicate in their own way. Audiences respond to personality, not scripts.

Be open about the partnership

Clear disclosure, in line with the rules in your country and platform, protects trust for both sides.

Measure what matters

Look beyond impressions: track enquiries, sign-ups, code use and the quality of comments and conversation. For a framework, see how to measure PR success.

The connection to authority and PR

Authenticity is the same principle that drives successful PR: audiences trust what is earned, not what is bought. A creator who genuinely backs you and a respected outlet that features you both act as credible third parties. Combine them for stronger results. Read more in why authority marketing outperforms paid ads and our overview of influencer marketing in 2026.

A general example

Imagine a fitness app choosing between two creators. One has a very large following and posts sponsored content daily across unrelated brands. The other has a smaller community of people who follow her for honest training advice and who have asked her about apps before. The app works with the second creator over several months, and her honest feedback shapes both the content and the product. This is a general illustration, not a specific client case, but it shows why believable recommendations tend to outperform high reach alone.

Common mistakes

  • Using follower count as the main filter. It hides audience quality.
  • Running one-off posts. Single mentions rarely build belief.
  • Controlling the message too tightly. It makes content feel like advertising.
  • Ignoring negative feedback. Honest comments are useful signals for improving your offer.

Frequently asked questions

Are big influencers still worth using?

They can be, especially for broad awareness. The key is to check audience fit and authenticity, not to assume size equals impact.

How do I know if an influencer is authentic?

Look at the consistency of their topics, how they discuss past partnerships and how their audience responds in the comments.

Does authenticity mean less control for brands?

Slightly, but you gain credibility. Clear briefs and agreed boundaries let you protect your message while allowing the creator’s voice to come through.

Final thoughts

Popularity can open the door, but authenticity is what makes people act. Brands that choose creators for fit, build real relationships and measure meaningful results will get more from influencer marketing. To discuss how to build trust through media and partnerships, see our services or contact our team.

About the author: Alice Wayne is Chief Outreach Officer at The Stellars Agency, where she helps brands build credibility through authentic media outreach and partnerships.