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Poria Cocos

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Poria cocos is a medicinal fungus traditionally used in traditional Chinese medicine for over 2,000 years, valued for its potential immune-supporting and stress-reducing properties. It contains bioactive compounds including polysaccharides and triterpenes that may promote digestive health and cognitive function.

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Benefits

Immune system support
Stress and anxiety reduction
Digestive health improvement
Sleep quality enhancement
Anti-inflammatory effects

Dosage

Typical Dose

1.5-3 grams daily

Upper Limit

10 grams daily

Timing

With meals for optimal absorption

Forms & Bioavailability

Dried powder

60%

Aqueous extract

75%

Polysaccharide extract

80%

Capsules

65%

Side Effects

Gastrointestinal upset or loose stools in sensitive individuals
Allergic reactions rare but possible in those sensitive to fungi
Mild diuretic effects may increase urination frequency

Interactions

May enhance effects of immunosuppressant medications
Potential interaction with blood sugar-lowering drugs due to hypoglycaemic properties
May potentiate sedative effects when combined with sleep aids or benzodiazepines

Research Summary

Clinical research on poria cocos remains limited in Western medicine, though traditional use is well-documented. Several in vitro and animal studies suggest polysaccharide fractions possess immunomodulatory and anti-inflammatory properties. Human trials are limited but show preliminary promise for immune function and sleep quality, requiring further rigorous investigation.

The Bottom Line on Poria Cocos

Poria Cocos is moderately researched with promising but sometimes mixed evidence.It is most commonly used for immune system support and stress and anxiety reduction. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.

About Our Research

This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.

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Disclaimer: This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement, especially if you have existing health conditions or take medication.

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