Can You Take Chamomile and Guarana Together?

Dose or timing may matter

The short answer

Guarana's caffeine content may counteract chamomile's mild sedative effects.

How to arrange timing

Separate by 2-3 hours for best results.

Reference

Reference noted for this combination: Haskell et al., 2007, J Psychopharmacol

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.