What is better for anxiety kava or ashwagandha?

Could you elaborate on the potential benefits of both KAVA and ashwagandha for managing anxiety? Are there any specific conditions or symptoms where one might be more effective than the other? Additionally, are there any potential side effects or contraindications that individuals should be aware of before considering these natural remedies? It would be helpful to understand the scientific evidence behind their use in treating anxiety and how they compare to traditional anxiety medications.