Failure of chronic ginseng supplementation to affect work performance and energy metabolism in healthy adult females.
Nutr Res [United States]. No ergogenic effects of ginseng Panax ginseng C. Meyer during graded maximal aerobic exercise. Ginseng supplementation does not enhance healthy young adults' peak aerobic exercise performance. J Am Coll Nutr. Efficacy and safety of the standardized Ginseng extract G for potentiating vaccination against the influenza syndrome and protection against the common cold [corrected].
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Contact afpserv aafp. Want to use this article elsewhere? This page is regularly updated, to include the most recently available clinical trial evidence. Research analysis led by Kamal Patel and reviewed by the Examine team. Last Updated: Jan 6, How to Take Recommended dosage, active amounts, other details.
Easily stay on top of the latest nutrition research Become an Examine Member to get access to the latest research. Get instant access — start your free day trial Already a Member? Click here to log in. Full details are available to Examine Members. Not a Member? Try Examine Membership completely free for two weeks. Grade Level of Evidence [show legend] Robust research conducted with repeated double-blind clinical trials Multiple studies where at least two are double-blind and placebo controlled Single double-blind study or multiple cohort studies Uncontrolled or observational studies only.
Level of Evidence? The amount of high quality evidence. The more evidence, the more we can trust the results. The direction and size of the supplement's impact on each outcome. Some supplements can have an increasing effect, others have a decreasing effect, and others have no effect.
Scientific research does not always agree. Blood glucose. A decrease in fasting blood glucose has been noted over time with standard supplemental doses of panax ginseng in diabetics, with this dose being ineffective in altering the blood glucose of non-diabetics; high 20g doses may acutely reduce blood glucose in healthy persons.
An increase in cognition is seen acutely and thought to be due to anti-fatigue effects, with nonfatigued individuals not experiencing an increase in cognitive performance. An improvement in erectile dysfunction is seen with 3g of Korean Red Ginseng fermented panax ginseng, regular panax ginseng not as well tested which is thought to be secondary to anti-fatigue effects and improved blood flow.
May decrease some symptoms associated with menopause, mostly related to libido, but this is unreliable. Subjective Well-Being. There appears to be an increase in well being and happiness in persons who either have a disease state treated ie, better glycemic control in diabetes or less erectile dysfunction and this may also apply to acute usage of mg panax ginseng during acute mental stress.
In an unstressed and healthy person, panax ginseng is unlikely to have benefit. Blood Pressure. Although there may be a slight blood pressure reducing effect in persons with the highest blood pressure, overall there is not a significant reducing effect of panax ginseng.
Insulin Sensitivity. More evidence than not suggests no significant improvement in insulin sensitivity, although it is still a minor possibility. Anti-Oxidant Enzyme Profile.
In this case, take an extract with at least 1. Korean red ginseng isn't typically something you want to take every day, as it can lose its efficacy. Usually you need to take it in cycles. As an example, take your supplement daily for about two to three weeks.
For the following several weeks, stop taking it all together. Then on the following two- to three-week cycle, take it every day again. Cycles last for short or long periods of time, depending on which ailment you're trying to treat.
Ask your health care provider about the ideal time frame for your specific needs. Taking too much Korean red ginseng can affect your energy levels. According to a report published by Elsevier, ginseng may prevent stress-related disorders by balancing your hormone levels and regulating the hypothalamic-pituitary-adrenal axis. Furthermore, this herb modulates immune cell activity and fights inflammation. A study conducted by Complementary Therapies in Medicine suggests that Korean ginseng may be used as a potential treatment for chronic obstructive pulmonary disease COPD.
Due to its high content of ginsenosides, it increases anti-oxidative enzymes in the body and protects against free radical damage. This helps prevent and reduce inflammation, which is a contributing factor to COPD. People worldwide are using ginseng for infertility. According to research, this plant improves sperm quality and volume by activating the CatSper gene.
Additionally, it supports brain function, memory and cognition. In clinical trials, it has been found to enhance mental performance and reduce fatigue. Its anti-diabetic, anti-aging, antioxidant and anti-cancer properties are highly prized in the medical community. Most studies and clinical trials involve doses of to milligrams daily. The recommended dosage depends on the condition that is being treated.
For example, fertility supplements contain up to 1 gram of ginseng extract per serving, which must be taken three times a day.
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