Can You Take Passionflower and Valerian Root Together?

Use extra care with this pair

The short answer

Both passionflower and valerian promote GABAergic sedation; combined use may result in excessive drowsiness.

How to arrange timing

Consider using one at bedtime rather than both.

Reference

Reference noted for this combination: Ngan & Conduit, 2011, Phytother Res

Important context

Whether supplements suit you together also depends on dose, product formulation, health conditions, and medication use. Ask a doctor or pharmacist first if you take medication, are pregnant or breastfeeding, or have a chronic condition.