Can You Take Kratom and Phenibut Together?

Use extra care with this pair

The short answer

Kratom's opioid-receptor activity combined with phenibut's GABAergic effects may cause dangerous CNS depression.

How to arrange timing

Research suggests avoiding this combination due to additive CNS depressant effects.

Reference

Reference noted for this combination: Henningfield et al., 2018, Drug Alcohol Depend

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.