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Fiber

Psyllium Husk

Also known as: Ispaghula, Metamucil, Plantago ovata

A
Evidence

Soluble fiber that forms a gel in the gut, supporting regularity, cholesterol reduction, and blood sugar management.

Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.

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Primary uses

  • Digestive regularity
  • Cholesterol reduction
  • Blood sugar support
  • Gut health

How it works

  • Forms viscous gel binding cholesterol
  • Slows glucose absorption
  • Bulking effect for regularity

Dosage

Typical range
5-10 g daily in divided doses
Timing
Before meals with large glass of water
With food
Before meals
Duration
Start low, increase gradually
Special populations
Increase water intake

Forms

  • Powder
  • Capsules
  • Husk

Safety

Common side effects

  • Bloating initially
  • Gas

Contraindications

  • Swallowing difficulties
  • GI obstruction

Known interactions

Evidence notes

FDA-approved health claims for cholesterol

Grade A: Multiple well-designed human trials support the main claims.

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.