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CompoundStrong Evidence

Psyllium Husk

Plantago ovata

A soluble fiber with one of the strongest evidence bases of any supplement for digestive health, cholesterol reduction, blood sugar management, and prebiotic effects.

Known Health Benefits

Promotes digestive regularity
LDL cholesterol reduction (FDA-approved claim)
Blood sugar management via viscous fiber
Prebiotic effects for gut bacteria

Active Compounds

Arabinoxylan, mucilage polysaccharides, ispaghula husk

Dosage Guidance

5–10 g daily with 8+ oz water (gradually increase)

Always consult a healthcare provider for personalized dosing.

Potential Side Effects

Bloating, gas initially; choking risk if not taken with adequate water — always use 8+ oz

Known Drug Interactions

May reduce absorption of many medications if taken simultaneously — separate by 2 hours

Evidence Classification

Strong Evidence

Supported by randomized controlled trials (RCTs), systematic reviews, or meta-analyses published in peer-reviewed journals.

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This entry is for educational purposes only. It is not medical advice. Always consult a qualified healthcare provider before starting, stopping, or changing any supplement regimen, especially if you take medications or have health conditions.