What is Antrodia camphorata? A complete guide to its ingredients, research evidence, and precautions for consumption.

Antrodia camphorata (Cinnamomum camphora) is a fungus that grows only on Cinnamomum camphora trees. It is endemic to Taiwan, China. Due to its scarcity in the wild and its reddish-brown appearance, it is known as the "ruby of the forest".Its popularity stems primarily from its contentTriterpenoids與polysaccharidesResearch on these two types of active ingredients focuses on liver protection, anti-oxidation, immune regulation, and physical recovery. Currently, most evidence comes from laboratory and animal studies; human studies are still limited, but several well-designed trials have yielded results worth noting. This article will clearly explain: what Antrodia camphorata is, its components, the current state of research, how to distinguish between fruiting bodies and mycelium, dosage and precautions, and five things to consider when purchasing it.

What is Antrodia camphorata? Why is it called the "Forest Ruby"?

Antrodia camphorata is a fungus belonging to the Polyporaceae family, endemic to Taiwan, China, where it has a long history of edible and medicinal use. It was not until 1995 that it was formally recognized as a new species by fungal taxonomists.China's National Forestry and Grassland Administration: "King of Kings" of Taiwan-produced Cinnamomum camphora medicinal herbs）。

It only grows on camphor trees

Antrodia camphorata has very specific growing conditions: in its natural environment, it only grows on Cinnamomum camphora trees (…).Cinnamomum kanehiraeThe heartwood is found in the hollow, decaying trunk of the camphor tree, or on the dark, damp surface of a dead or fallen camphor tree. It grows extremely slowly, only a few centimeters per year. Due to its single host, scarce production, and the fact that its early fruiting bodies are bright red, turning white, light reddish-brown, or light yellowish-brown as it matures, it has earned the name "ruby of the forest."

Because of its rarity, the camphor tree, its only natural host, was extensively logged for a long period. The camphor tree is now listed as a protected species, and its felling and timber sales are prohibited (see also...).Article from the National Forestry and Grassland Administration of ChinaTherefore, the vast majority of Antrodia camphorata products currently on the market are artificially cultivated, rather than wild-harvested.

Scientific name and common alternative names

Antrodia camphorata has three common scientific names in the literature:Antrodia cinnamomea、Antrodia camphorata 及 Taiwanofungus camphoratusThe official documents from the Taiwan Food and Drug Administration also list these three names.Food and Drug Administration's "Safety Assessment of Antrodia camphorata Mycelium and Fruiting Body"Its Chinese alternative names include camphor mushroom, ox camphor mushroom, and camphor mushroom, all referring to the same fungus.

Three main methods of artificial cultivation

Due to the limited wild resources, most products are now cultivated artificially, and there are three common methods:

Table 1: Three Main Cultivation Methods of Antrodia camphorata

Training methods	Production location	Features
Linden cultivation	Sub-entity	Using camphor logs as a substrate, the growth process most closely resembles the natural form, but it requires a long time and is costly. It is generally believed in the industry that it has a high content of triterpenoids.
Solid-state culture	Fruiting body or mycelium	It can be cultured on solid culture media (such as wheat bran and grains), and can be mass-produced; commercially available products are common.
Liquid fermentation	mycelium	It can be rapidly propagated in liquid culture medium, resulting in the highest production efficiency and lowest cost, and typically has a high polysaccharide content.

Main active ingredients: triterpenoids and polysaccharides

Antrodia camphorata has been studied because it contains a variety of active ingredients. We will first discuss the two most noteworthy types, and then the others.

Triterpenoids: the most representative components

TriterpenoidsIt is the most representative component of Antrodia camphorata, with more than two hundred known types, including antcin, zhankuic acid, and antroquinonol, etc. (see also)Article from the National Forestry and Grassland Administration of ChinaTriterpenoids are also a source of bitterness, therefore high-quality Antrodia camphorata products usually have a distinct bitter taste.

At the animal experiment level, triterpenoids are the most studied component. A study using carbon tetrachloride-induced liver injury in mice compared five batches of samples: wild fruiting bodies, linden wood cultivated fruiting bodies, dish culture, linden wood mycelium, and liquid fermentation mycelium. It further tested 29 triterpenoid compounds from *Antrodia camphorata*, among which… antcin B and antcin K It showed relatively obvious hepatoprotective activity.Journal of Ethnopharmacology, 2017, PMID 28506899）。

polysaccharides

Another major category ispolysaccharidesThe main component is β-glucan. Fungal polysaccharides have always been a common subject in immunomodulatory research. A mouse study using "fruiting body extract + solid-state cultured mycelium" found that after 6 to 8 weeks of continuous feeding, splenic immune cell proliferation increased, macrophage and natural killer cell activity increased, and interleukin-2 (IL-2) and interferon-γ (IFN-γ) levels increased, as did serum immunoglobulin IgG levels.Nutrients, 2019, PMID 31546903）。

Other ingredients

In addition to the two categories mentioned above, *Antrodia camphorata* was also found to contain superoxide dismutase (SOD), adenosine, immunoglobulins, lignin, ergosterol, as well as various vitamins and trace elements (see also...).Article from the National Forestry and Grassland Administration of ChinaTo put it bluntly:"Detecting a certain ingredient" and "having a certain effect on the human body after consumption" are two different things.Ingredient content is an important reference when purchasing, but efficacy cannot be inferred solely from the ingredient list.

Where has the research evidence reached? A look at 4 human studies.

Laboratory and animal research: Focusing on four aspects

Current research on Antrodia camphorata is mostly at the cellular and animal level, focusing on four main areas:

• Antioxidant and liver protectionIn mouse models of liver injury induced by carbon tetrachloride or alcohol, improvements in liver enzymes and oxidative stress indices were observed.PMID 28506899；Journal of Agricultural and Food Chemistry, 2003, PMID 12744658）。
• Immune regulationIndicators such as the activity of spleen immune cells, macrophages, and natural killer cells (PMID 31546903）。
• Physical strength and exercise enduranceA mouse study showed that feeding mice with fruiting body extracts for 7 consecutive days (50 or 200 mg/kg body weight daily) resulted in increased grip strength, swimming time, blood glucose, muscle and liver glycogen, while post-exercise blood lactate, ammonia, and creatine kinase decreased.Evidence-Based Complementary and Alternative Medicine, 2012, PMID 22829854）。
• Weight and MetabolismChanges in body weight and gut microbiota composition were observed in mice on a high-fat diet.International Journal of Obesity, 2018, PMID 28630461）。

Human studies: Several have been conducted.

Surprisingly, several human studies on Antrodia camphorata have already been conducted, and these are rigorously designed randomized, double-blind, placebo-controlled trials. The following are four main results:

Table 2: Overview of Published Human Studies on Antrodia camphorata

Research	Target audience and number of people	Dosage and time	What was observed?
Phase I safety and tolerability trials (J Am Nutr Assoc, 2023, PMID 35512765）	18 healthy adults	597.6 to 2,988 mg daily for one month	All clinical biochemical indicators were within the normal range, and no serious adverse reactions were observed; the highest tolerated dose was 2,988 mg daily (one person developed urticaria); and a dose-related increase in natural killer cells, NKT cells, and dendritic cells was observed.
Study on liver protection in sub-healthy adults (J Diet Suppl, 2023, PMID 36476310）	44 Japanese adults, ALT 31–50 U/L	250 mg of mycelial extract daily for 12 weeks	No significant changes were observed in overall ALT and AST; howeverRegular drinkers who drink more than twice a weekIn the second group, the improvement in ALT was significantly better than in the placebo group; no product-related adverse reactions were reported throughout the treatment.
Study of patients with non-alcoholic fatty liver disease (NAFLD)J Am Coll Nutr, 2021, PMID 32657670）	28 patients	Take 3 capsules daily, each containing 420 mg of mycelium, for 6 consecutive months.	Liver fat markers and the inflammatory marker TNF-α improved, with the mean SteatoTest score decreasing from 0.66 to 0.49; no adverse events occurred during the period.
Studies of adults with elevated γ-GT (Front Pharmacol, 2022, PMID 35800453）	80 adults, γ-GT 60–180 U/L	300 mg of products containing durokinase daily for 12 consecutive weeks.	AST, ALT, and triglycerides all decreased compared to the placebo group; no significant differences were observed in general safety indicators (this study involved relevant companies).

Several points are worth noting: First, the sample sizes of these four studies range from 18 to 80 people, which is relatively small; second, the second study only observed differences in the "regular drinkers" subgroup, indicating that the overall results are not consistent across individuals; third, the fourth study involved manufacturers. The conclusions should be understood as..."Preliminary evidence points in a positive direction, but larger-scale studies are still needed to confirm it."

Another security message that must be made clear: a security measure targeting...Late-stage cancer patientsA randomized study of the use of Antrodia camphorata for 30 days during chemotherapy, in the treatment group...Platelet count lower than placebo group（BMC Complementary and Alternative Medicine, 2016, PMID 27565426The study itself had a small sample size (37 people), but it brought out a practical principle:People undergoing chemotherapy or taking anticoagulants and antiplatelet drugs should not take Antrodia camphorata on their own.You must first discuss it with your attending physician.

 

What is the difference between fruiting bodies and mycelia?

Official requirements require that it be clearly stated.

Taiwan's Ministry of Health and Welfare has issued regulations regarding the management and labeling of Antrodia camphorata-based foods, requiring businesses using Antrodia camphorata as a raw material to provide detailed processing or manufacturing procedures, specifications, and other relevant information.90-day feeding toxicity test reportDocuments such as these must be submitted for inspection before the product is launched; product packaging must also be submitted.Clearly indicate whether the raw material is used as "fruiting body" or "mycelium" and specify the cultivation method.And with warnings in Chinese (Food and Drug Administration (FDA) <Announcement on Establishing Regulations Related to the Management and Labelling of Antrodia camphorata Foods>）。

In the EU, the European Food Safety Authority (EFSA) has also published a safety assessment of freeze-dried Antrodia camphorata mycelium as a novel food, concluding that it is safe for consumption by individuals aged 14 and over at the recommended dosage, and extrapolating the safety level based on a 90-day repeated-dose toxicity study and a prenatal developmental toxicity study.EFSA Journal, 2022, PMID 35784815）。

Triterpenoid content and culture method

It is generally believed in the industry that the fruiting bodies cultivated from Cinnamomum camphora logs have a higher content of triterpenoid active ingredients and are closest to their natural form (see also).Article from the National Forestry and Grassland Administration of ChinaLiquid fermentation produces mycelium that grows rapidly and is inexpensive, and typically has a higher proportion of polysaccharides. Neither method is inherently superior; rather, it depends on individual circumstances.Different emphases of ingredientsIf you prefer triterpenoids, look for fruiting body products; if you prefer polysaccharides, mycelial products are a common choice. Most importantly, the products should be clearly labeled so you know which type you are buying.

Who is suitable to take this? Who should consult a doctor first?

Groups that recommend consulting a doctor first

Antrodia camphorata is a type of mushroom product, and it is not suitable for everyone to take on their own. The following groups are advised to consult a doctor or pharmacist first:

• Pregnant women and breastfeeding womenAccording to official regulations in Taiwan, the packaging of Antrodia camphorata food products must include the warning: "Infants, pregnant women, and breastfeeding mothers should consult a doctor or other medical professional before consuming this product."Food and Drug Administration Announcement）。
• Infants and childrenSince the body's metabolism and immune system are still developing, it is generally not recommended to take it on your own.
• People who are taking any medicationEspecially anticoagulants (such as warfarin), antiplatelet drugs, lipid-lowering drugs (statins), immunosuppressants, chemotherapy drugs, and some antihypertensive drugs.
• Before and after surgeryIt is recommended to inform your doctor at least two weeks in advance and consider pausing treatment to avoid affecting blood clotting.
• Patients with abnormal liver function or known liver disease or autoimmune disease。
• People allergic to mushroomsThere is a possibility of cross-allergy between different types of mushrooms.

Seek medical attention as soon as possible if these symptoms occur.

Health supplements are only one part of daily health maintenance. If you experience any of the following symptoms while taking them, you should seek medical attention as soon as possible, rather than adjusting the dosage on your own:

• Yellowing of the skin or whites of the eyes (jaundice), and urine that becomes noticeably darker, like tea;
• Persistent pain and bloating in the upper right abdomen;
• Sudden onset of severe fatigue, significant loss of appetite, or unexplained weight loss;
• If you experience symptoms such as rash, swelling of the face or lips, or difficulty breathing, which may indicate an allergic reaction—in severe cases, please call immediately. 999 Or go to the emergency room.

To learn about the overall approach to daily liver care (diet, lifestyle, and fatty liver prevention), please refer to the website's <Liver health and lifestyle: diet, sleep patterns, and prevention of fatty liver>; If you frequently drink alcohol for business purposes, you can also read <Are hangover remedies really effective? The scientific explanations for honey water, coffee, and tea.〉。

How to eat and precautions

Recommended serving size and consumption time

Recommended serving sizes for Antrodia camphorata products vary depending on the product and should be adjusted accordingly.The product packaging label shall prevail.The common recommendation on the market is to take 1 to 2 capsules 1 to 2 times daily, with some products suggesting taking them on an empty stomach. If you experience stomach discomfort when taking them on an empty stomach, you can take them with or after meals.

These types of health supplements are not fast-acting. It is generally recommended that...Consuming for several weeks to several monthsReassessing your feelings and observing them in conjunction with data from regular physical examinations will be much more objective than relying solely on "feelings".

Relationship with drugs and alcohol

There are a few points that must be made clear:

• Interval with prescription drugsIt is generally recommended to take Antrodia camphorata about 2 hours apart from prescription medications to reduce the chance of them interacting during absorption. However, this is only a conservative approach.If you are taking highly sensitive medications such as anticoagulants, immunosuppressants, or chemotherapy drugs, simply "separating the time" is not enough; you must consult your doctor first.
• Antrodia camphorata cannot "offset" alcohol.The burden of alcohol on the liver will not disappear simply by taking health supplements. Using Antrodia camphorata as a "license to drink a few more drinks" is a common misconception. If you frequently stay up late or have social engagements, you can refer to the website's <...> section on the impact of lifestyle and alcohol metabolism on the liver.What are the dangers of staying up late? The effects of insufficient sleep and ways to improve it.〉。
• Do not take multiple mushroom-based health supplements at the same time.Antrodia camphorata, Ganoderma lucidum, and Trametes versicolor have similar components; taking them together may not provide additional benefits and could increase unpredictable variables. For further information on the nutrition and food safety of mushrooms, please read the following on the website:Nutritional Value and Health Benefits of Mushrooms: Cognition and Gut Health Through Ergothionein〉。
• Don't use it as a "detox" toolThe liver and kidneys themselves continuously process and excrete metabolic waste. The role of health supplements is for daily maintenance, not to "cleanse" the body.

Five key points for choosing Antrodia camphorata products

The price difference of Antrodia camphorata products on the market can be significant. When purchasing, it is recommended to check the following five points one by one:

1. Does it specify "fruiting body" or "mycelium" and the culture method?—This is a mandatory labeling requirement from the Taiwanese government; compliant products must clearly state this.Food and Drug Administration Announcement）。
2. Are the ingredient contents specified?—For example, whether the content of triterpenoids, polysaccharides, or extracts per capsule (or daily serving) is indicated. The more specific the labeling, the easier it is to judge the quality.
3. Is there any third-party testing and strain identification?— Reports on heavy metal, pesticide residue, microorganisms and strain identification are the basic documents for quality control.
4. Does the packaging contain compliance warnings?—According to regulations, the product must include the statement "Infants, pregnant women, and breastfeeding mothers should consult a doctor or medical professional before consuming this product," and list precautions and storage methods.
5. In Hong Kong, *Antrodia camphorata* (芗綱綱) is not included in the list of medicinal materials in the *Hong Kong Standards for Chinese Herbal Medicines*. The closest relative listed in that list is *Ganoderma lucidum* (貴綱).List of medicinal materials included in the Hong Kong Standards for Chinese Herbal Medicine (HKSCM) - Office of Chinese Medicine Regulation, Department of Health, Hong KongThe list of Chinese medicinal materials regulated by the appendix to the Regulations on Traditional Chinese Medicine may also be published on [date/date].List of Herbal Medicinal Materials in Appendix – Hong Kong Chinese Medicine CouncilConsult relevant sources. When purchasing, judge based on ingredients, content, and test reports, rather than on therapeutic claims on the packaging.

Product Recommendation: Yishengkang – Zhangzhibao 30 Capsules

If you're looking for a clearly labeled Antrodia camphorata product, you might want to check out Gogo Herbs, which sells it.Excellence Biotech – Antrodia Cinnamomea 30 capsules：

• Main ingredientsSolid-state culture of Antrodia camphorataSub-entityMaltodextrin, microcrystalline cellulose, and hydroxypropyl methylcellulose (HPMC).
• SpecificationPack of 30 tablets.
• Suggested way to eatAdults should take 2 capsules 1 to 2 times a day, preferably on an empty stomach.
• PrecautionsThis product contains fungi/mushrooms. Pregnant women, breastfeeding women, people with high blood pressure, heart disease, chronic illness, or those taking any medications should consult a doctor before consumption. If any discomfort, allergic reaction, or unusual symptoms occur after consumption, please discontinue use immediately and consult a doctor. Store in a cool, dry place.

Product information and specifications can be viewed on the product page:Yishengkang – Zhangzhibao 30 tablets。

Antrodia camphorata is part of daily health care. It is recommended to combine it with regular work and rest, a balanced diet and moderation in alcohol consumption. The effect is more substantial than relying on a single product.

Frequently Asked Questions

What are the differences between Antrodia camphorata and Ganoderma lucidum?

These are different fungi. Reishi mushroom (Ganoderma lucidum)GanodermaThe first herb, *Antrodia camphorata*, is listed in the *Hong Kong Standards for Chinese Herbal Medicines* and the schedule of the *Chinese Medicine Ordinance*. In traditional Chinese medicine, it is classified as a sedative. The second herb, *Antrodia camphorata*, is a species endemic to Taiwan, with a single host (growing only on the *Cinnamomum camphora* tree). It is managed in literature and official documents as a raw material for health foods and is not yet included in the *Hong Kong Standards for Chinese Herbal Medicines*. Their composition and research focus are not entirely the same, and they should not be considered interchangeable.

Can I take Antrodia camphorata every day? How long does it take for it to be effective?

Antrodia camphorata is a health food product and can generally be taken daily according to the product label. These products are not fast-acting and it is usually recommended to use them continuously for several weeks to months before evaluation, and to monitor their effects in conjunction with physical examination data. If any discomfort occurs during use, discontinue use immediately and consult a doctor.

Should Antrodia camphorata be taken before or after meals?

Many products on the market recommend taking them on an empty stomach to facilitate absorption. However, everyone's digestive tolerance is different. If you experience stomach discomfort after taking them on an empty stomach, you can take them with or after meals. Ultimately, you should refer to the instructions on the packaging of the product you have.

Which is better, the fruiting body or the mycelium?

The two methods emphasize different components: it is generally believed that fruiting bodies grown on linden wood or in solid-state culture have a higher content of triterpenoids and are closer to their natural form; while mycelium produced by liquid fermentation has high production efficiency and lower cost, and usually has a higher proportion of polysaccharides. The key is whether the product is clearly labeled so that you can choose according to your needs, rather than simply looking at "which one is better".

Can I drink alcohol after consuming Antrodia camphorata? Can it help with hangovers?

Antrodia camphorata should not be used as a hangover cure or a "liver protector." The burden of alcohol on the liver will not disappear by taking health supplements. One human study on regular drinkers who drank more than twice a week observed a significant improvement in ALT levels compared to the placebo group, but this is a subgroup analysis.This should not be interpreted as "you can drink alcohol without worry after eating it".Reducing alcohol consumption is the most direct approach.

I'm currently taking medication. Can I take Antrodia camphorata at the same time?

It is recommended to consult a doctor or pharmacist first. If you are taking anticoagulants (such as warfarin), antiplatelet drugs, lipid-lowering drugs, immunosuppressants, or chemotherapy drugs, you must obtain a doctor's opinion first. For most people, if they need to take these medications at the same time, the more conservative approach is to separate them by about 2 hours; however, the "separation time" cannot replace professional evaluation.

Can pregnant women and breastfeeding mothers eat Antrodia camphorata?

According to official regulations in Taiwan, the packaging of Antrodia camphorata food products must include the warning: "Infants, pregnant women, and breastfeeding mothers should consult a doctor or medical professional before consuming this product." It is recommended that those planning pregnancy, pregnant, or breastfeeding consult a doctor or obstetrician before making a decision.

Can children eat Antrodia camphorata?

Infants and children's metabolism and immune systems are still developing, so it is generally not recommended to take mushroom supplements on their own. If a child has special health needs, they should be evaluated by a pediatrician.

Can Antrodia camphorata treat liver disease or cancer?

That's not correct. Antrodia camphorata is a raw material for health food products, not a medicine.It cannot replace a doctor's diagnosis, prescription medication, or any regular treatment.Current research is primarily focused on laboratory and animal studies; human trials still involve relatively small sample sizes. If you have liver disease or are undergoing cancer treatment, please follow your doctor's instructions and inform them before taking any supplements.

How can I tell if Antrodia camphorata products are safe?

You can check in five areas: 1. Does it specify "fruiting body" or "mycelium" and the culture method? 2. Does it specify the exact ingredient content? 3. Does it have a third-party testing and strain identification report? 4. Does the packaging have compliance warnings and complete precautions? 5. Does it contain any exaggerated claims about therapeutic effects? Avoid any products that claim to "fight cancer" or "cure liver disease." If you have any questions about your health, please consult a doctor or pharmacist.

Data Sources and Health Disclaimer

Official and regulatory documents

• Taiwan Food and Drug Administration:<Announcement Establishes Regulations on Food Management and Labelling of Antrodia camphorata>
• Taiwan Food and Drug Administration:<Safety Assessment of Antrodia camphorata Mycelium and Fruiting Body>
• National Forestry and Grassland Administration of China:<King of Kings of Taiwan-produced Camphor Tree Herbs>
• Office of Chinese Medicine Regulation, Department of Health, Hong Kong:List of medicinal materials included in the Hong Kong Standards for Chinese Medicinal Herbs
• Hong Kong Chinese Medicine Council:List of Plant-Based Medicinal Materials in the Appendix to the Regulations on Traditional Chinese Medicine
• UK NHS:Liver disease；Alcohol-related liver disease

Research Literature

• 90-day subchronic toxicity assessment (Sprague-Dawley rats):Food and Chemical Toxicology, 2011, PMID 21093523
• Safety assessment of freeze-dried mycelium as a novel food:EFSA Journal, 2022, PMID 35784815
• Phase 1 human safety trial (healthy adults):J Am Nutr Assoc, 2023, PMID 35512765
• A randomized, double-blind, placebo-controlled study of sub-healthy Japanese adults:J Diet Suppl, 2023, PMID 36476310
• Randomized, double-blind study of patients with non-alcoholic fatty liver disease:J Am Coll Nutr, 2021, PMID 32657670
• Studies of adults with elevated γ-GT:Front Pharmacol, 2022, PMID 35800453
• A pilot randomized study of chemotherapy in patients with advanced cancer:BMC Complement Altern Med, 2016, PMID 27565426
• Immunomodulatory effects of fruiting body extracts and solid-state cultured mycelia:Nutrients, 2019, PMID 31546903
• Hepatoprotective activity of triterpenoids against carbon tetrachloride-induced liver injury in mice:Journal of Ethnopharmacology, 2017, PMID 28506899
• Antioxidant and liver-protective effects:Journal of Agricultural and Food Chemistry, 2003, PMID 12744658
• Rich in triterpenoid extracts and exercise endurance (mice):Evidence-Based Complementary and Alternative Medicine, 2012, PMID 22829854
• Changes in body weight and gut microbiota in mice fed a high-fat diet:International Journal of Obesity, 2018, PMID 28630461

Health Disclaimer

The information provided in this article is for general health and nutrition information only and should not replace professional medical diagnosis, treatment, or individual advice. Everyone's physical condition is different; whether or not to take Antrodia camphorata and the dosage should be determined based on individual circumstances and after consulting a doctor, pharmacist, or registered Chinese medicine practitioner. Pregnant women, breastfeeding women, infants, young children, patients with chronic illnesses, and those currently taking medications should consult a doctor before taking this product. If any discomfort, allergic reaction, or unusual symptoms occur after taking this product, please discontinue use immediately and seek medical attention as soon as possible; in serious cases, call 999 or go to the emergency room.

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