Valerian has become a popular go-to for people struggling with sleep, often marketed as “nature’s valium.” However, organizations like the National Institutes of Health emphasize that valerian and drugs like Valium are completely different in composition and effect.

Despite the hype, valerian’s reputation comes from centuries of traditional use for insomnia and stress. Historically prescribed by figures like Galen, it has long been associated with calming effects.

Modern science, however, is less certain. The NIH and the National Center for Complementary and Integrative Health describe the evidence for sleep benefits as “inconclusive,” with studies showing mixed and inconsistent results.

Some research suggests valerian may slightly improve sleep quality or help people fall asleep faster, but other studies show little to no effect. Because of inconsistent methods and small sample sizes, firm conclusions are difficult.

When it comes to anxiety, the evidence is even weaker. Reviews, including those by the Cochrane Collaboration, found insufficient data to confirm that valerian is effective for anxiety disorders.

On the safety side, valerian appears relatively low-risk for short-term use in healthy adults. Typical doses range from 300–600 mg, though mild side effects like dizziness, headaches, or grogginess can occur.

It’s important to note that valerian can amplify the effects of other sedatives, including alcohol or medications, so caution is necessary.

In reality, valerian sits in a middle ground: it may offer mild relief for occasional sleep issues or stress, but it’s not a cure-all. For chronic insomnia or serious anxiety, medical guidance and proven treatments remain essential.