This study provides a detailed analysis of the dynamics that affect the perceived genuineness and influence of social media influencers in Greece. It is revealed that authenticity, candor, and interactivity are essential for an influencer to gain and maintain the faithfulness of their followers. Furthermore, the significance of gender is also highlighted, with its influence being complexly dependent on context and various individual characteristics. Not only this, but the research underscores the substantial power influencers have on producing particular behaviors in their audiences—chiefly reliant on the trust bond between them. By exploring the motives behind why people would choose to quit following an influencer, findings offer guidance for those seeking to improve their believability and reliability.