Panax Ginseng 用于 精神疲劳
C 证据 来自小型研究的证据有限，但存在一些积极信号。Research suggests subjects taking Panax ginseng may experience less mental fatigue during extended cognitive testing. Active ginsenosides appear to support mental clarity and sustained visual processing energy.
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C
结论
Research suggests subjects taking Panax ginseng may experience less mental fatigue during extended cognitive testing. Active ginsenosides appear to support mental clarity and sustained visual processing energy.
Key Study Findings
Review
Effects of American ginseng (Panax quinquefolius) extract on human neurocognitive function: a review.
Dose: 100-2000 mg
vs: None
Outcome: None
效果: None
None
研究人群: healthy adults and schizophrenia patients from double-blind RCTs
Animal study
Ginsenoside Rg1 alleviates PCPA-induced insomnia by inhibiting NLRP3 inflammasome activation and pyroptosis through the Nrf2/HO-1 …
Dose: None
vs: Placebo
效果: None
None
Review
The effects of twenty-one nutrients and phytonutrients on cognitive function: A narrative review.
Dose: None
vs: None
Outcome: None
效果: None
None
研究人群: None
Randomized Controlled Trial
1.0 weeks
Double-blind
Panax ginseng (G115) improves aspects of working memory performance and subjective ratings of calmness in …
Dose: 200 mg
vs: placebo
Outcome: memory
效果: None
p < 0.05
研究人群: healthy volunteers
Randomized Controlled Trial
n=27
Double-blind
Effects of Panax ginseng, consumed with and without glucose, on blood glucose levels and cognitive …
Dose: 200 mg G115 +/- 25g glucose
vs: Placebo capsules + placebo drink
Outcome: Effects of Panax ginseng, consumed with and without …
效果: None
None
研究人群: Healthy young adults, overnight-fasted
Randomized Controlled Trial
n=30
Double-blind
Single doses of Panax ginseng (G115) reduce blood glucose levels and improve cognitive performance during …
Dose: Panax ginseng G115 200mg or 400mg single dose
vs: Placebo
Outcome: Serial Sevens performance and mental fatigue
效果: 200mg improved Serial Sevens and reduced mental fatigue
<0.05
研究人群: Healthy young adults
Key Statistics
12
研究数量
900
受试者
↑
Positive
C
等级
Referenced Papers
Nutritional neuroscience
2026
Psychopharmacology
2025
5 次引用
The effects of twenty-one nutrients and phytonutrients on cognitive function: A narrative review.
Review
Journal of clinical …
2021
38 次引用
Human psychopharmacology
2010
92 次引用
Journal of psychopharmacology …
2006
154 次引用
Journal of psychopharmacology …
2005
177 次引用
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
常用剂量
- general:
- 200-400 mg/day standardized to 4-7% ginsenosides
上限： Not established; up to 3,000 mg/day used short-term
研究中使用的剂量
| 剂量 | 持续时间 | 效果 | N |
|---|---|---|---|
| 100-2000 mg | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Mixed | -- |
| 200 mg | 1.0 weeks | Mixed | -- |
| 200 mg G115 +/- 25g glucose | -- | Neutral | 27 |
| Panax ginseng G115 200mg or 400mg single dose | -- | Positive | 30 |
最佳服用时间： Morning; cycling recommended (8 weeks on, 2 weeks off)
Safety & Side Effects
已报告的副作用
- ⚠ Insomnia
- ⚠ Headache
- ⚠ Gastrointestinal discomfort
- ⚠ Changes in blood pressure
- ⚠ Rare: hypoglycemia
已知相互作用
- ● Anticoagulants and antiplatelet drugs
- ● Antidiabetic drugs (may lower blood sugar)
- ● MAO inhibitors (may potentiate effects)
- ● Stimulants (additive stimulatory effects)
可耐受最高摄入量： Not established; up to 3,000 mg/day used short-term
在开始服用任何补充剂之前，请务必咨询您的医疗保健提供者。
Frequently Asked Questions
Does Panax Ginseng help with 精神疲劳?
Based on 12 studies with 900 participants, there is limited but promising evidence that Panax Ginseng may support 精神疲劳 management. Our evidence grade is C (Some Evidence).
How much Panax Ginseng should I take for 精神疲劳?
Studies have used various dosages. A commonly studied range is 200-400 mg/day standardized to 4-7% ginsenosides. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Panax Ginseng?
Reported side effects may include Insomnia, Headache, Gastrointestinal discomfort, Changes in blood pressure. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Panax Ginseng and 精神疲劳?
We rate the evidence as Grade C (Some Evidence). This rating is based on 12 peer-reviewed studies with 900 total participants. The overall direction of effect is positive.
Related Evidence
其他成分用于 精神疲劳
Panax Ginseng 用于其他健康状况
References
- [1] Lynne Bell et al.. Nutr Neurosci. 2026. Effects of American ginseng (Panax quinquefolius) extract on human neurocognitive function: a review. doi:10.1080/1028415X.2025.2555921 PubMed
- [2] Jingyi Li et al.. Psychopharmacology (Berl). 2025. Ginsenoside Rg1 alleviates PCPA-induced insomnia by inhibiting NLRP3 inflammasome activation and pyroptosis through the Nrf2/HO-1 pathway in mice. doi:10.1007/s00213-025-06828-5 PubMed
- [3] John E Lewis et al.. J Clin Transl Res. 2021. The effects of twenty-one nutrients and phytonutrients on cognitive function: A narrative review. PubMed
- [4] Jonathon L Reay et al.. Hum Psychopharmacol. 2010. Panax ginseng (G115) improves aspects of working memory performance and subjective ratings of calmness in healthy young adults. doi:10.1002/hup.1138 PubMed
- [5] Jonathon L Reay et al.. J Psychopharmacol. 2006. Effects of Panax ginseng, consumed with and without glucose, on blood glucose levels and cognitive performance during sustained 'mentally demanding' … doi:10.1177/0269881106061516 PubMed
- [6] Jonathon L Reay et al.. J Psychopharmacol. 2005. Single doses of Panax ginseng (G115) reduce blood glucose levels and improve cognitive performance during sustained mental activity. doi:10.1177/0269881105053286 PubMed
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