Who are micro-influencers?
They are content creators who generally have a community of between 1,000 and 100,000 followers, often highly engaged. They are experts in a niche (lifestyle, sport, food, fashion, parenting, etc.) and have built a genuine relationship of trust with their audience. Their strength? They are seen as approachable, sincere and passionate exactly what a consumer in search of authenticity is looking for. The market is solid: according to the ARPP study published by INfluencia, net investment in influencer marketing reached €587 million in France in 2025.
Engagement before reach
Contrary to popular belief, it is not the number of followers that makes a campaign successful, but the quality of interactions. Micro-influencers often achieve an engagement rate 2 to 4 times higher than large-scale influencers (source: Influencer Marketing Hub). Their community reacts, comments, shares : it trusts them. This strong bond makes it possible to run campaigns that are more targeted, more cost-effective and, above all, more credible.
More accessible collaborations
Working with micro-influencers is often more flexible, less expensive and more personalised. Brands can create tailor-made collaborations in the form of sponsored content, product tests, unboxing or even events. It is also a way to test different approaches without investing huge budgets. Smaller accounts have also become more rigorous: according to the ARPP's Observatoire de l'Influence Responsable 2025, the gap in breaches between them and big influencers, which was 10 points in 2024, is down to just one point in 2025.
Hyper-targeted visibility
The major advantage of micro-influencers? Their ability to reach a qualified audience. A food influencer based in Lyon won't speak to everyone, but to a specific audience that is responsive and potentially interested in a local offer. For a brand, it's the assurance of talking to the right people, at the right time, in the right tone.
How do you integrate micro-influencers into your strategy?
- Identify profiles aligned with your values and your target.
- Favour long-term partnerships to create recurrence and consistency.
- Give influencers some creative freedom to produce natural content.
- Track performance (engagement, clicks, conversions) to refine campaigns. Formalise every partnership: according to Service-Public.fr, since 1 January 2026, a written contract is mandatory between an advertiser and an influencer as soon as the campaign exceeds €1,000.
Conclusion
Micro-influencers are not “small” influencers: they are true connection builders. They allow brands to take root in communities of trust, with communication that is more human, more effective and often more cost-effective. In an era where authenticity comes first, they are a strategic lever to be fully integrated into any digital strategy.
📣 Want to launch a targeted, natural and high-performing influencer campaign?
💬 Contact Esekai to activate profiles aligned with your values and create collaborations that really make a difference.