We use essential cookies (authentication, your saved goals/stack) by default. With your permission we'll also enable privacy-respecting analytics (Vercel Web Analytics, anonymous load-time metrics) and error-replay diagnostics (Sentry — DOM snapshots only when an error fires) so we can fix bugs faster. Learn more about cookies
Head-to-head evidence comparison — which supplement is right for you?
Ashwagandha wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Likely helps
14 of 14 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
9 of 9 studies with measurable effects showed benefit.
Top outcomes
300-600mg daily (standardized extract)
Morning for daytime stress, Evening for sleep support
KSM-66 or Sensoril standardized extract
1000-3000mg
Morning or pre-workout
Cordyceps militaris extract (fruiting body)
2-4 weeks
2-4 weeks
2-4 weeks
First week
1-4 weeks
2-4 weeks
Effects of Ashwagandha (Withania Somnifera) on stress and anxiety: A systematic review and meta-analysis
Explore (NY) (2024) · Meta analysis · n=873
Significant effect on the Perceived Stress Scale (PSS) (MD = -4.72, 95 % CI = [-8.45 to -0.99]).
Effects of Withania somnifera Extract in Chronically Stressed Adults: A Randomized Controlled Trial
Nutrients (2024) · Rct · n=131
Our findings demonstrate the stress-reduction capabilities of this well-characterized aqueous extract of WS (root and leaf) at the low dose of 125 mg/day, in a dose-dependent manner, via the modulation of the HPA axis.
Plant-derived nootropics and human cognition: A systematic review
Critical reviews in food science and nutrition (2023) · Systematic review
Bacopa monnieri improves language, learning and memory.
Cordyceps sinensis (a traditional Chinese medicine) for treating chronic kidney disease
The Cochrane database of systematic reviews (2014) · Meta analysis · n=1746
We found that Cordyceps preparation, as an adjuvant therapy to conventional medicine, showed potential promise to decrease serum creatinine, increase creatine clearance, reduce proteinuria and alleviate CKD-associated complications, such as increased haemoglobin and serum albumin.
Adjuvant treatment with Cordyceps sinensis for lung cancer: A systematic review and meta-analysis of randomized controlled trials
Journal of ethnopharmacology (2024) · Meta analysis · n=928
Compared with conventional treatment, adjuvant treatment with CS of lung cancer not only improve TRR, QOL and immune function, but also reduce the incidence of ADRs and radiation pneumonitis.
Efficacy of Cordyceps sinensis as an adjunctive treatment in hemodialysis patients: a systematic review and Meta-analysis
Journal of traditional Chinese medicine = Chung i tsa chih ying wen pan (2019) · Meta analysis · n=655
However, there was no significant improvement for serum creatinine and low-density lipoprotein cholesterol.
Based on meta-analysis showing significant HAM-A score reduction (p=0.0007) and RCT evidence at 125mg dose. High heterogeneity (I2=98%) in pooled analysis suggests variable response. Extract standardization affects bioavailability.
Based on multiple meta-analyses showing improvements in serum creatinine, creatinine clearance, and proteinuria in kidney disease patients. Effects were modest and primarily as adjuvant therapy. Study quality was noted as unclear in several reviews.
AI-estimated from published studies. Interpret as directional guidance.
Ashwagandha has a higher evidence score (7.5/10 vs 4.5/10) and wins in 2 of 3 categories.
For build stress resilience, Ashwagandha has a higher relevance score (95 vs 70).
No known interactions between Ashwagandha and Cordyceps have been documented in our database. However, always consult a healthcare provider before combining supplements.