# Phallus indusiatus (Bamboo Mushroom)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/phallus-indusiatus
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-29
**Evidence Score:** 2 / 10
**Category:** Mushroom/Fungi
**Also Known As:** Bamboo mushroom, Long net stinkhorn, Bamboo fungus, Veiled lady mushroom, Bridal veil stinkhorn, Chinese bamboo mushroom, Zhu sun, 竹荪

## Overview

Phallus indusiatus, commonly called bamboo mushroom, contains bioactive β-D-glucan polysaccharides that modulate [immune function](/ingredients/condition/immune-support) and reduce [oxidative stress](/ingredients/condition/antioxidant). These polysaccharides interact with immune cell receptors to suppress [pro-inflammatory cytokine](/ingredients/condition/inflammation) release and enhance antioxidant enzyme activity.

## Health Benefits

• Antioxidant activity demonstrated in rodent models through reduction of [reactive oxygen species](/ingredients/condition/antioxidant) (ROS) and malondialdehyde (MDA) while increasing superoxide dismutase (SOD) - preliminary animal evidence only
• [Anti-inflammatory](/ingredients/condition/inflammation) effects via [immunomodulat](/ingredients/condition/immune-support)ion of β-D-glucan polysaccharides shown in rat studies - no human trials available
• Tumor-suppressing activity against sarcoma 180 observed in mice through upregulation of Bax and caspase-3 genes - limited to preclinical research
• Tyrosinase inhibition by hydroxymethylfurfural compound may reduce melanogenesis - based on in vitro studies only
• [Nerve growth factor](/ingredients/condition/cognitive) (NGF) enhancement by dictyophorines shown in cell cultures - no clinical validation

## Mechanism of Action

The β-D-glucan polysaccharides in Phallus indusiatus bind to pattern recognition receptors such as Dectin-1 on macrophages and dendritic cells, triggering [immunomodulatory](/ingredients/condition/immune-support) signaling cascades that downregulate NF-κB-mediated [pro-inflammatory cytokine](/ingredients/condition/inflammation) production. Concurrently, these polysaccharides reduce [reactive oxygen species](/ingredients/condition/antioxidant) (ROS) and malondialdehyde (MDA) levels while upregulating superoxide dismutase (SOD) and catalase activity, indicating activation of the Nrf2 antioxidant pathway. Additional bioactives including phalloin sterols and lectins may contribute secondary antioxidant and antimicrobial effects.

## Clinical Summary

Current evidence for Phallus indusiatus is limited primarily to rodent models, with no published randomized controlled trials in humans as of early 2025. Animal studies using oral polysaccharide extracts at doses ranging approximately 100–400 mg/kg body weight demonstrated statistically significant reductions in MDA levels and increases in SOD activity compared to controls. [Anti-inflammatory](/ingredients/condition/inflammation) effects were observed in rat models of induced inflammation, where β-D-glucan fractions reduced markers such as TNF-α and IL-6. The overall evidence base is preliminary, and extrapolating these findings to human supplementation requires caution until clinical trials are conducted.

## Nutritional Profile

Phallus indusiatus (Bamboo Mushroom) is a low-calorie, high-moisture fruiting body with approximately 85-92% water content when fresh. Dried weight basis: Protein content ranges 15-25% of dry weight, containing essential amino acids including glutamic acid, aspartic acid, lysine, and leucine as predominant fractions. Carbohydrates constitute approximately 55-65% of dry weight, dominated by polysaccharides — notably β-D-glucans (reported at 10-20% of dry weight depending on extraction method) and heteropolysaccharides including galactose, mannose, and glucose residues. Crude fiber content is approximately 6-12% of dry weight. Crude fat is low at 1-4% of dry weight, with palmitic acid, linoleic acid, and oleic acid as primary fatty acid components; linoleic acid (an omega-6 PUFA) is the dominant unsaturated fatty acid. Ash content is approximately 5-8% of dry weight. Micronutrients: Potassium is the predominant mineral (reported 1,500-2,500 mg/100g dry weight); phosphorus approximately 300-600 mg/100g dry weight; calcium and magnesium present in moderate amounts (~50-150 mg/100g dry weight); trace amounts of zinc, iron, and selenium detected though quantitative data is limited. Vitamins: B-complex vitamins present including riboflavin (B2) and niacin (B3) at moderate levels consistent with edible fungi generally; ergosterol (provitamin D2 precursor) detected, though specific concentrations for this species are incompletely characterized and UV-exposure-dependent conversion to vitamin D2 applies as with other fungi. Bioactive compounds: Phalloidin-class compounds reported structurally but the edible fruiting body is considered safe after cooking; phenolic compounds and flavonoids identified in ethanolic extracts contributing to measured [antioxidant](/ingredients/condition/antioxidant) capacity (DPPH radical scavenging); lectins with hemagglutinating activity reported in some isolates. Bioavailability notes: β-glucan bioavailability is enhanced by heat processing which disrupts cell wall matrix; protein digestibility is moderate (~60-70%) due to chitin-bound fractions; mineral bioavailability may be reduced by phytate interactions though phytate levels in this species are not well-quantified.

## Dosage & Preparation

No clinically studied dosage ranges are available for humans. Preclinical studies used various extract forms including β-D-glucan T-5-N and polysaccharide fractions without specified human-equivalent doses. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

No formal human safety trials exist for Phallus indusiatus supplements, making it difficult to establish a confirmed adverse effect profile or maximum tolerated dose. Because its β-D-glucans stimulate immune activity via Dectin-1 and macrophage pathways, theoretical interactions with immunosuppressive drugs such as cyclosporine or corticosteroids are plausible and warrant caution. Individuals with autoimmune conditions should consult a healthcare provider before use, as immune stimulation could theoretically exacerbate disease activity. Safety in pregnancy, lactation, and pediatric populations has not been studied and cannot be assumed.

## Scientific Research

No human clinical trials, randomized controlled trials, or meta-analyses have been conducted on Phallus indusiatus. All available evidence is limited to preclinical in vitro cell studies and in vivo animal models using rats and mice, with no PubMed PMIDs provided for any human trials.

## Historical & Cultural Context

Phallus indusiatus has been used in traditional Chinese medicine as both an edible and medicinal mushroom, valued for its purported [antioxidant](/ingredients/condition/antioxidant), antimicrobial, and [immunomodulatory](/ingredients/condition/immune-support) properties. Modern pharmacological interest dates back to 2003 with polysaccharide isolation studies, representing scientific validation attempts of traditional folk remedy claims.

## Synergistic Combinations

Reishi mushroom, Turkey tail, Cordyceps, Vitamin C, Astragalus

## Frequently Asked Questions

### What are the active compounds in bamboo mushroom?

The primary bioactive compounds in Phallus indusiatus are β-D-glucan polysaccharides, which are responsible for its immunomodulatory and antioxidant effects. The mushroom also contains phalloin sterols, lectins, and trace minerals that may contribute secondary biological activity, though β-D-glucans are the most studied fraction.

### Does bamboo mushroom reduce inflammation?

In rat studies, β-D-glucan polysaccharides extracted from Phallus indusiatus suppressed pro-inflammatory cytokines including TNF-α and IL-6, suggesting an anti-inflammatory mechanism mediated through NF-κB pathway inhibition. These findings are based on animal models only, and no controlled human trials have confirmed anti-inflammatory effects in people.

### How does bamboo mushroom support antioxidant activity?

Rodent studies show that Phallus indusiatus polysaccharides significantly reduce malondialdehyde (MDA), a marker of lipid peroxidation, while increasing superoxide dismutase (SOD) activity, suggesting activation of endogenous antioxidant defenses likely through the Nrf2 pathway. These effects were observed at extract doses of roughly 100–400 mg/kg in animal models, and human-equivalent dosing has not been established.

### Can bamboo mushroom interact with medications?

Because Phallus indusiatus β-D-glucans activate immune receptors such as Dectin-1 on macrophages, they may theoretically antagonize immunosuppressive medications like cyclosporine, tacrolimus, or systemic corticosteroids. No human pharmacokinetic or drug interaction studies have been conducted, so individuals on immunosuppressive or immune-modulating therapies should consult a physician before use.

### Is bamboo mushroom the same as Dictyophora indusiata?

Yes, Phallus indusiatus is the currently accepted taxonomic name for what was previously and still commonly called Dictyophora indusiata, referring to the same species of veiled stinkhorn mushroom native to tropical Asia, Africa, and the Americas. Both names appear in the scientific literature, so researchers should search under both designations to capture the full body of evidence.

### What is the difference between bamboo mushroom extract and whole bamboo mushroom powder?

Bamboo mushroom extracts concentrate the bioactive polysaccharides and beta-glucans through processing, potentially offering higher compound density per dose compared to whole powder. Whole powder retains the complete fungal matrix including fiber and other compounds, though bioavailability data comparing these forms in humans is currently unavailable. Extract forms typically require lower serving sizes due to concentration, while powder offers a more traditional preparation method.

### Is bamboo mushroom safe for pregnant or nursing women?

Safety data for bamboo mushroom supplementation during pregnancy and lactation has not been established in human studies. Due to the lack of clinical evidence, pregnant and nursing women should consult with their healthcare provider before use. Current research is limited to animal models, which cannot reliably predict safety in human pregnancy.

### What does the current research evidence show about bamboo mushroom's effectiveness in humans?

Most evidence for bamboo mushroom's benefits comes from rodent studies demonstrating antioxidant and anti-inflammatory effects, but no human clinical trials have been published to date. This means claims about its effectiveness are based entirely on preliminary animal research and cannot be confirmed for human use. Further human studies are needed before definitive efficacy statements can be made.

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