Research overview
Fatigue and mental well-being
Several human trials have seen positive results for fatigue and mental well-being. People with who took a lingzhi polysaccharide for 8 weeks improved more than those taking a . Breast cancer patients on hormone therapy who took for 4 weeks felt less fatigued, with some improvement in anxiety and depression. A trial in Spain in women with found that after 6 g a day of lingzhi powder for 6 weeks, aerobic endurance, lower-body flexibility and speed all improved.
This topic includes 4 studies and reports, each linked to its source.
Terms explained on this page (9)
- randomized
- Deciding who takes lingzhi and who does not by something like drawing lots, so the two groups are as similar as possible and the comparison is fair.
- neurasthenia
- A group of symptoms mainly involving easy fatigue, insomnia, irritability and poor concentration.
- extract
- A product made by drawing out and concentrating lingzhi’s components with water or alcohol. Different extraction methods yield different components.
- placebo
- A comparison product that looks and tastes like the real product but contains no active ingredients, used to compare against the real thing.
- spore powder
- The extremely fine spores released by mature lingzhi, a bit like its “seeds”.
- double-blind
- Neither the participants nor the researchers know who is taking lingzhi and who is taking the comparison product, which makes the results more objective.
- fibromyalgia
- A chronic condition marked by widespread pain throughout the body, fatigue and poor sleep.
- fruiting body
- The lingzhi you normally see: the “mushroom” part that grows above the surface.
- cancer-related fatigue
- Persistent tiredness common in people with cancer that rest does not relieve; it may be caused by the disease and its treatment.