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Head-to-head evidence comparison — which supplement is right for you?
Panax Ginseng wins 3 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Mostly mechanism / observational
Top outcomes
Verdict
Likely helps
11 of 12 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Modafinil and Panax Ginseng have evidence — compare verdict strength side-by-side.
Approved dosing is 200 mg once daily in the morning for narcolepsy and OSA, or 200 mg taken ~1 hour before the start of a night shift for shift-work sleep disorder. A prescription drug; off-label cognitive use is not an approved or standardized regimen.
morning
Oral tablet (modafinil)
200-400mg standardized extract
Morning or early afternoon, With or without food
Standardized extract capsules
Hours (per dose); weeks for steady benefit
Per dose (acute)
Acute
Throughout use
2-4 weeks
4-8 weeks
If taken in evening
Randomized trial of modafinil for the treatment of pathological somnolence in narcolepsy. US Modafinil in Narcolepsy Multicenter Study Group.
Annals of neurology (1998) · Rct · n=283
Pivotal placebo-controlled, double-blind, 18-center RCT in 283 narcolepsy patients (modafinil 200 or 400 mg vs placebo)
Randomized trial of modafinil as a treatment for the excessive daytime somnolence of narcolepsy: US Modafinil in Narcolepsy Multicenter Study Group.
Neurology (2000) · Rct · n=271
Second pivotal 9-week, placebo-controlled, double-blind, 21-center RCT (n=271; 200 or 400 mg vs placebo)
Modafinil for excessive sleepiness associated with shift-work sleep disorder.
The New England journal of medicine (2005) · Rct · n=209
3-month double-blind RCT of 200 mg modafinil before each night shift vs placebo in 209 shift-work-sleep-disorder patients (NEJM)
Integrative Medicine for Relief of Nausea and Vomiting in the Treatment of Colorectal Cancer Using Oxaliplatin-Based Chemotherapy: A Systematic Review and Meta-Analysis
Phytotherapy research : PTR (2016) · Meta analysis · n=1843
The oxaliplatin plus TM groups showed significantly reduced CINV (risk ratio 0.65 [0.59, 0.71], I(2) = 28%) compared with oxaliplatin controls, with or without the addition of conventional anti-emetics.
Dietary Supplements for Erectile Dysfunction: Analysis of Marketed Products, Systematic Review, Meta-Analysis and Rational Use
Nutrients (2023) · Meta analysis
Based on the scoring system, 2 (8%) supplements matched with the cluster of higher expected efficacy, 3 (12%) with the lower efficacy cluster and 20 (80%) matched with the criterion of no expected efficacy.
Exploratory Systematic Review and Meta-Analysis of Panax Genus Plant Ingestion Evaluation in Exercise Endurance
Nutrients (2022) · Meta analysis
We found that ingestion of PGPs or ginsenosides significantly improved exercise endurance (SMD [95% CI]: 0.58 [0.22-0.95], I2 = 0%).
Based on meta-analysis showing SMD 0.58 [0.22-0.95] with low heterogeneity. Effect attributed to ginsenoside Rg1 and PGPs extract. Conservative effectiveness estimates given limited dose-response data.
AI-estimated from published studies. Interpret as directional guidance.
Panax Ginseng has a higher evidence score (6/10 vs 5/10) and wins in 3 of 3 categories.
No known interactions between Modafinil and Panax Ginseng have been documented in our database. However, always consult a healthcare provider before combining supplements.