CBN (cannabinol) is one of the most talked-about minor cannabinoids in 2025 — especially for sleep . But despite its growing popularity, true scientific knowledge about CBN is widely misunderstood. Much of the internet still repeats outdated claims, incomplete summaries, or marketing myths. This guide fixes that problem. Below is the a complete, research-supported article explaining exactly what CBN is, how it works, what the science actually shows, and where the hype ends.