Does Tea Affect Passionflower?

Amount or timing may matter

The short answer

Caffeine in tea counteracts passionflower's anxiolytic and sedative properties mediated through GABA-A receptors.

How to arrange timing

Avoid tea within 3 hours of taking passionflower.

Reference

Reference noted for this food and supplement combination: Examine.com 2024

Important context

The effect can also change with food amount, supplement 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.