Adaptogen
Withania Somnifera
Also known as: Ashwagandha
A traditional Ayurvedic adaptogen used to reduce stress and support cognitive resilience.
Withania Somnifera is another name for Ashwagandha. Read the full graded entry, with dose, evidence and safety.Evidence gradeCross-checked · High
A
WeakModerateStrong
4.3/ 5 rating
KÖGN Health grades Withania Somnifera as A (Strong evidence) and rates it 4.3 out of 5.
Last reviewed · June 2026
CategoryNatural · Adaptogen
AvailabilityOTC
Primary effects
- Reduced stress
- Improved mood
- Enhanced resilience
Related ingredients
Graded entries that target the same cognitive goals.
Categories
Natural NootropicsStress & Anxiety ReductionMood & Emotional RegulationAdaptogens (Stress Response Modulation)Long-Term Cognitive SupportOver-the-Counter (OTC)High Evidence
Educational information, not medical advice. The evidence grade is KÖGN’s editorial assessment of published research, not a health claim. Speak to a qualified clinician before changing what you take.