Chaga: How to Use It — Tea, Powder or Dual Extract

Chaga is the odd one out among functional mushrooms. It is not really a mushroom in the everyday sense, it cannot be used like the others, and it carries one safety consideration the rest do not. Here is how to actually use it — and the thing to check before you start. What chaga is […]

Turkey Tail Mushroom: What PSK and PSP Actually Are

Turkey tail has the most substantial clinical literature of any functional mushroom — and also the widest gap between what that literature is about and what a supplement can claim. Getting that distinction right is the whole point of this article. What turkey tail is Trametes versicolor, formerly Coriolus versicolor, is one of the most […]

Reishi for Sleep: What the Research Actually Shows

Reishi is the mushroom people reach for at night, and it is worth being clear about what that does and does not mean. It is not a sedative. It will not knock you out. What the evidence supports is narrower and slower than most of the marketing suggests — which is exactly why it is […]

Cordyceps vs Lion’s Mane: Which One Do You Actually Need?

These two get compared constantly, usually as if you have to pick one. You do not — they are aimed at different things, and the most common way people actually use them is together. But if you are buying one bottle, here is how to choose. The one-line version Lion’s mane is taken for cognition […]

Cordyceps militaris vs sinensis: The Difference That Matters

Two different fungi share the name cordyceps, and they are not interchangeable. One grows on caterpillars at high altitude and is among the most expensive biological materials on earth. The other is bright orange, can be cultivated properly, and is what almost every honest supplement on the shelf is made from. The two species Ophiocordyceps […]

Mushroom Extract vs Powder vs Capsules: Which to Buy

Powder is the cheapest, capsules are the easiest, extracts are the most concentrated. That summary is true and almost useless on its own, because the differences that matter are about what your body can actually get out of each one. The problem all three formats are solving Mushroom cell walls are made of chitin — […]

Fruiting Body vs Mycelium: What You Are Actually Buying

If you learn one thing before buying a mushroom supplement, make it this one. The difference between a fruiting-body product and grain-grown mycelium decides more about what is in the jar than the brand, the price or anything printed on the front of the label. Two different things, both legally called mushroom A fungus has […]

Lion’s Mane Side Effects, Interactions and Who Should Avoid It

Lion’s mane has one of the cleaner safety records among supplements sold for cognition — it has been eaten as food in East Asia for centuries, and the human trials reported adverse events no different from placebo. That is genuinely reassuring. It is also not the same as a large safety database, and there are […]

How Long Does Lion’s Mane Take to Work?

Nobody takes lion’s mane for a week. The research that reported anything useful ran for a month or more — and the one trial that tested a single dose measured something quite narrow. Here is what the timelines in the studies actually look like. The short answer Within an hour: one small trial measured faster […]

Lion’s Mane Dosage: How Much Per Day, and of What Form

The honest answer to “how much lion’s mane should I take” is that it depends on what is in the jar — and most labels do not tell you. Here are the doses used in the human trials, how to convert them to an extract, and a starting point for each format. What the human […]

What the science says
about functional mushrooms

We don't invent effects. Below are 17 papers from PubMed (National Library of Medicine, USA) covering every mushroom in our range. Each link opens the original study record.

Lion's Mane

Lion's Mane Hericium erinaceus

Cognition, NGF, mood

Improving effects of the mushroom Yamabushitake (Hericium erinaceus) on mild cognitive impairment: a double-blind placebo-controlled clinical trial

Mori K. et al. · Phytotherapy Research · 2009

In 30 participants aged 50–80, 16 weeks of Lion's Mane powder significantly raised cognitive scale scores versus placebo; the effect declined 4 weeks after they stopped taking it.

PubMed PMID: 18844328

Improvement of cognitive functions by oral intake of Hericium erinaceus

Saitsu Y. et al. · Biomedical Research · 2019

Twelve weeks of extract intake was accompanied by improved Benton test and MMSE scores in healthy adults.

PubMed PMID: 31413233

Reduction of depression and anxiety by 4 weeks Hericium erinaceus intake

Nagano M. et al. · Biomedical Research · 2010

Among women eating Lion's Mane cookies, scores for anxiety, irritation and concentration difficulty went down.

PubMed PMID: 20834180

Nerve growth factor-inducing activity of Hericium erinaceus in 1321N1 human astrocytoma cells

Mori K. et al. · Biological & Pharmaceutical Bulletin · 2008

Mechanistic work: hericenones raised NGF mRNA expression and protein secretion in cell culture in a dose-dependent way.

PubMed PMID: 18758067

This information is provided for reference, to give scientific context. It does not describe the effects of any Herbalson product. Herbalson products are dietary supplements. They are not medicines and are not intended to diagnose, treat, cure or prevent any disease. Consult a healthcare professional before use.

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