Reishi mushroom benefits: a calm introduction to adaptogens
- , by SANUSq Research team
- 10 min reading time
Long before “adaptogen” became a wellness buzzword, one glossy red mushroom was quietly prized across Asia for helping the body find its balance — this is the honest story of reishi.
Walk into any health-food shop today and you will find “adaptogens” on labels everywhere — powders, teas, coffee blends, gummies. It sounds like a modern invention. It isn’t. The idea that certain plants and fungi might help the body cope with the wear and tear of daily life is centuries old, and few ingredients embody it better than reishi. Your doctor probably never mentioned it, yet in parts of Asia it has been valued for more than two thousand years. This is a plain-English introduction to what an adaptogen is, what reishi is, and — just as importantly — where the science honestly sits.
What is an adaptogen, really?
The word is younger than the plants it describes. It was coined by Soviet scientists in the mid-twentieth century for substances that seemed to help the body resist a wide range of stressors — physical, chemical and biological — while nudging it back towards balance rather than pushing it in one direction.
In the research literature, adaptogens are described as herbal preparations that may increase tolerance to mental exhaustion and support the body during periods of stress, with their proposed effects linked to the hypothalamic–pituitary–adrenal (HPA) axis — the system that governs our stress response. (Panossian & Wikman, 2010)
Two things are worth being clear about. First, “adaptogen” is a scientific and traditional concept, not an official health category in the European Union — so it describes an idea and a history of use, not a guaranteed effect. Second, the research is genuinely interesting but still developing. With that framing in place, reishi is a wonderful place to start, because it sits right at the crossroads of ancient tradition and modern curiosity.
What is reishi? (Ganoderma lucidum)
Reishi is the Japanese name for the mushroom Ganoderma lucidum — known in China as lingzhi and in Japan also as mannentake, the “ten-thousand-year mushroom.” Unusually among cultivated mushrooms, it has always been valued for its tonic qualities rather than as food: it is woody and bitter, not something you would fry with garlic.
In traditional Chinese medicine the name lingzhi carries connotations of spiritual potency and longevity, and the mushroom has a long documented history of use for promoting general wellbeing across China, Japan and other parts of Asia. (Wachtel-Galor et al., 2011)
Modern analysis has catalogued more than four hundred natural compounds in reishi, but two families do most of the work that researchers focus on: the triterpenes (including the bitter-tasting ganoderic acids) and the polysaccharides. These are the constituents scientists tend to study when they ask what reishi might be doing — though it is only fair to say that much of that work is still preclinical.
Why spore powder?
Here is where SANUSq does something a little different. Most reishi supplements are made from an extract of the fruiting body — the familiar fan-shaped cap. SANUSq Reishi instead uses 100% pure spore powder. The spores are, in effect, the mushroom’s seeds: microscopic, protected by a tough wall, and released only as the mushroom matures. They carry their own distinctive balance of triterpenes, which is why spore powder is prized — and rarer — in traditional preparations. We mention this not to claim it is “better,” but because it genuinely changes what is in the capsule, and we think it is worth understanding what you are taking.
Jiaogulan: the quiet companion
If reishi is the headline act, jiaogulan is the supporting player worth knowing. Jiaogulan (Gynostemma pentaphyllum) is a climbing vine from southern China and northern Vietnam, brewed for generations as a mild, slightly sweet daily tea.
Jiaogulan has been used for centuries as a herbal tea and tonic in Asia; its main active compounds, the gypenosides, are dammarane-type saponins chemically related to the ginsenosides found in ginseng — which is why it is sometimes nicknamed “southern ginseng.” (Review of Gynostemma pentaphyllum, 2021)
In the regions where it grows, jiaogulan earned the affectionate name “the immortality herb” — a nod to the longevity of the people who drank it, not a promise the plant can deliver. Like reishi, it is traditionally taken not for a single dramatic effect but as part of a steady, everyday routine. Much of the modern interest in jiaogulan benefits centres on its traditional reputation as a gently energising daily tonic — the same reputation behind the popular idea of adaptogens for energy: a plant said to lift you when you are flagging and settle you when you are wired.
How adaptogens are thought to work
So what is the common thread? The prevailing idea in the research is that adaptogens interact with the body’s central stress-management system — the HPA axis — helping to buffer the ups and downs rather than acting as a stimulant or a sedative. It is the thinking behind the popular interest in adaptogens for stress — a plant that helps the body meet everyday pressure more evenly.
The stress-protective activity attributed to adaptogens in the scientific literature is linked to the regulation of the body’s internal balance via the HPA axis and mediators of the stress response such as cortisol. (Panossian & Wikman, 2010; Panossian et al., 2005)
The honest summary is “plausible and being actively researched,” not “proven.” That is exactly why we keep our language careful, and why reishi and jiaogulan have always been framed as gentle, long-term companions rather than quick fixes.
Where the evidence honestly sits
We would rather under-promise than oversell. Most of what is known about reishi and jiaogulan comes from traditional use and from laboratory and animal studies; robust human trials are still relatively few. That is why you will not see us claim that reishi treats any condition, “boosts” your immune system, or relieves anxiety — those would be claims which the rules rightly do not allow. What we can say is that these are two of the most storied tonic botanicals in the world, with a long tradition of everyday use and a growing body of research that keeps them genuinely interesting.
How people take reishi and jiaogulan
In practice, both are usually taken as part of a daily routine rather than now and then. Reishi comes as a tea, a tincture or — most conveniently — as capsules, which sidestep the bitterness entirely. Jiaogulan is most often drunk as a mild tea, and also comes in capsule form. As with any supplement, consistency matters more than intensity: traditional use is measured in weeks and months, not days. And a sensible caveat — if you are pregnant or breastfeeding, or take prescription medication (reishi in particular can interact with blood-thinning medicines), check with your doctor before starting.
SANUSq offers both Reishi (spore powder) capsules and Jiaogulan capsules for those who prefer a simple daily option.
Frequently asked questions
What is reishi, and how has it traditionally been used?
Reishi (Ganoderma lucidum, or lingzhi) is a woody, bitter mushroom used for over two thousand years in East Asia as a general wellbeing tonic. It has traditionally been valued as a calming, balancing herb rather than a treatment for any specific condition.
What does “adaptogen” actually mean?
It is a term from twentieth-century research for substances thought to help the body cope with stress and return to balance. It describes a concept and a tradition of use — not an officially recognised health claim or a guaranteed effect.
What is the difference between reishi spore powder and reishi extract?
Most supplements use an extract of the mushroom’s fruiting body (the cap). Spore powder is made from the mushroom’s spores — its “seeds” — which carry a different, concentrated balance of triterpenes. SANUSq Reishi uses 100% spore powder.
Is jiaogulan the same as ginseng?
No, but they are chemically related. Jiaogulan’s active gypenosides resemble the ginsenosides in ginseng, which is why it is nicknamed “southern ginseng.” It is a distinct plant with its own long tradition as a daily tea.
How is reishi usually taken?
As a tea, a tincture or a capsule. Capsules are the most convenient way to avoid reishi’s natural bitterness. Traditionally it is taken steadily over weeks and months as part of a routine.
Is reishi safe?
Reishi has a long history of traditional use and is generally well tolerated. As with any supplement, if you are pregnant or breastfeeding or take medication — especially blood thinners — speak to your doctor first.
Discover SANUSq Reishi
Our Reishi capsules use 100% pure Ganoderma lucidum spore powder — the rarer part of the mushroom — in easy-to-take vegetable capsules.
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Read more on the blog
- A quick guide to adaptogenic herbs
- Jiaogulan: a powerful adaptogen to beat stress and fatigue
- How can jiaogulan both energize and relax you?
Watch on YouTube
References
- Wachtel-Galor S, Yuen J, Buswell JA, Benzie IFF. Ganoderma lucidum (Lingzhi or Reishi): A Medicinal Mushroom. 2011. pubmed.ncbi.nlm.nih.gov/22593926
- Reishi Mushroom (Ganoderma lucidum): pharmacology of a potent healer in traditional Chinese medicine. 2025. pubmed.ncbi.nlm.nih.gov/40455062
- Polysaccharides from Ganoderma lucidum: extraction, characterization, biological activity and application — a review. 2024. pubmed.ncbi.nlm.nih.gov/39662574
- Panossian A, Wikman G. Evidence-based efficacy of adaptogens in fatigue, and molecular mechanisms related to their stress-protective activity. 2009. pubmed.ncbi.nlm.nih.gov/19500070
- Panossian A, Wikman G, Wagner H. Stimulating effect of adaptogens: an overview with particular reference to their efficacy following single dose administration. 2005. pubmed.ncbi.nlm.nih.gov/16261511
- Progress in the medicinal value, bioactive compounds, and pharmacological activities of Gynostemma pentaphyllum. 2021. pubmed.ncbi.nlm.nih.gov/34684830
We wish you good health on your terms.
The team at SANUSq.
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The health information in this article is provided for educational purposes only. Consult your healthcare professional before making any medical decisions.
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