PureBulk, Inc.

Cordyceps Sinensis Extract 50% Polysaccharides

$7.25
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Container: Bags
Size: 100 grams
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Supplement Facts

Serving Size: 3/8 tsp (1000 mg)
Servings Per Container: Varies
Amount Per Serving % Daily Value*
Cordyceps (Cordyceps sinensis) (Mycelium) 1000 mg †
   (standardized to 50% polysaccharides)

* Percent Daily Values are based on a 2,000 calorie diet.
† Daily Value Not Established
‡ These supplement facts may vary from the product you receive. Please call for exact numbers.

Other Ingredients: Maltodextrin

Contains:

Free of: Added Sugar, Dairy, Soy, Wheat, and Yeast.

Directions: As a dietary supplement, take 1000 mg (3/8 tsp) daily mixed into water, juice, smoothies, or warm beverages such as tea or coffee, or as directed by a physician.

Warning: If you are pregnant, nursing, taking any medications or have any medical condition consult your physician before use. Keep out of reach of children.

Tested By Accredited 3rd Party Labs

PureBulk's supplements are tested by accredited third party labs in the USA to ensure their identity, purity and potency. To receive a copy of these test results or any other PureBulk supplement please fill out the COA request form found  here.

*NOTE: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

  • Supports aerobic capacity, VOmax, and physical endurance
  • Reduces exercise-induced fatigue and supports recovery
  • Modulates immune function via beta-glucan polysaccharides
  • Promotes kidney and liver health
  • Supports healthy blood sugar regulation
  • May enhance testosterone levels and sexual vitality
  • Provides antioxidant protection against cellular aging

What is Cordyceps Sinensis?

Cordyceps sinensis is a fungus native to the high-altitude plateaus of Tibet, Nepal, and Bhutan, where it grows on the larvae of ghost moths. Long before modern science took notice, practitioners of Traditional Chinese Medicine (TCM) had been using it for centuries as a broad-spectrum tonic for fatigue, respiratory weakness, kidney insufficiency, and diminished sexual vitality. Historical records dating to at least the 15th century describe it as a rare and precious substance, once reserved for imperial households.

The bioactive constituents responsible for its diverse effects include polysaccharides, cordycepin (3’-deoxyadenosine), adenosine, and a range of sterols and nucleosides. PureBulk standardizes this extract to 50% polysaccharides, providing a consistent, concentrated amount of the compounds most associated with immune modulation and adaptogenic activity.

Potential Cordyceps Mushroom Supplement Benefits

Supports Athletic Performance and Endurance

One of the most extensively studied applications of Cordyceps sinensis is its influence on aerobic capacity. Several trials have found that supplementation increases maximal oxygen uptake (VO₂max) and delays the onset of fatigue during sustained exercise. The proposed mechanism involves enhanced mitochondrial efficiency and upregulation of ATP synthesis—an effect attributed in part to cordycepin and adenosine-related compounds that interact with energy metabolism pathways. A randomized, double-blind study published in the Journal of Alternative and Complementary Medicine found that a proprietary Cordyceps extract significantly improved VO₂max and the ventilatory threshold in healthy older subjects.

Adaptogenic Properties and Fatigue Reduction

As an adaptogen, cordyceps sinensis helps the body modulate its response to physical and psychological stressors. Preclinical and early clinical evidence suggest it may reduce exercise-induced oxidative stress, lower serum lactate accumulation, and support recovery. These properties make it particularly interesting not only to athletes but to individuals managing chronic fatigue or the physical demands of aging.

Immune System Modulation

The polysaccharide in Cordyceps sinensis demonstrated notable immunomodulatory activity in multiple studies. Research indicates that these beta-glucan-type polysaccharides can activate macrophages, natural killer (NK) cells, and T-lymphocytes, thereby enhancing both innate and adaptive immune responses. Bidirectional immune modulation is a hallmark property of adaptogenic fungi. It stimulates a sluggish immune system while tempering excessive inflammatory activity.

Kidney and Liver Health

TCM historically classified Cordyceps sinensis as a kidney tonic. Contemporary research has begun to substantiate some of these traditional claims. Clinical studies in patients with chronic kidney conditions have shown improvements in glomerular filtration rate and reductions in serum creatinine following cordyceps supplementation. Preclinical models also demonstrate hepatoprotective effects, with cordyceps extracts demonstrating an ability to reduce liver enzyme elevations and attenuate oxidative liver damage.

Blood Sugar Regulation

Several animal and preliminary human studies have suggested that cordyceps polysaccharides may help improve insulin sensitivity and regulate postprandial blood glucose levels. The proposed mechanisms include increased GLUT-4 transporter expression and enhanced glucose uptake in muscle tissue. While clinical evidence in humans remains limited, these findings have generated interest in the potential role of Cordyceps mushroom supplement as a complementary support for metabolic health.

Sexual and Reproductive Function

Cordyceps sinensis has a long-standing reputation in traditional remedies as a tonic for sexual vitality. Modern research has explored its effects on testosterone production, reproductive hormones, and vascular function. Preclinical studies have demonstrated increased testosterone biosynthesis and improved sperm quality in animal models. A small clinical trial reported improvements in sexual desire and satisfaction in subjects receiving cordyceps supplementation over a period of 40 days.

Antioxidant and Anti-Aging Effects

Oxidative stress is a key driver of cellular aging and chronic illness. Cordyceps sinensis contains a diverse array of antioxidant compounds, including superoxide dismutase (SOD)-like activity and free-radical scavenging polysaccharides. By reducing systemic oxidative burden, cordyceps may help protect cells from age-related deterioration and support longevity pathways—an application consistent with its historical use as a rejuvenating tonic.

Potential Cordyceps Mushroom Supplement Side Effects

Cordyceps sinensis extract is generally well-tolerated in healthy adults at the recommended serving sizes. Reported adverse effects are infrequent and typically mild, including gastrointestinal discomfort such as nausea, dry mouth, or loose stools in sensitive individuals. Due to its immunomodulatory activity, individuals with autoimmune conditions or those taking immunosuppressive medications should exercise caution and consult a qualified healthcare provider before use. Similarly, individuals managing blood sugar with medication should be mindful of potential additive hypoglycemic effects. As with all supplements, pregnant or nursing individuals should seek medical guidance before taking any new supplement.

References

Solubility: Water-soluble.

What to take with: Mix cordyceps sinensis extract powder into water, juice, smoothies, or warm beverages such as tea or coffee. Pairing with other adaptogenic mushrooms such as lion’s mane or reishi may provide complementary benefits for energy and immune resilience.

When to take: For energy and performance support, take
in the morning or approximately 30–60 minutes before physical activity. For general wellness, consistent daily use at any time is appropriate.

Recipe

Cordyceps Energy Elixir: Dissolve 500mg of cordyceps sinensis extract powder into 8 oz of warm (not boiling) water or black tea.Add a small amount of raw honey and a squeeze of lemon.Optionally blend with 500mg of lion’s mane extract for a synergistic mushroom tonic.

Spoon Set or Scale Needed?

A milligram-precision scale is strongly recommended for accurate serving sizes. Measuring spoons can be used for approximate measurements but may not offer sufficient precision for standardized extracts.