Supplement × Supplement·a synergy·Moderate evidence

Beta-Glucan + Psyllium Husk

Synergy Moderate evidence

Oat beta-glucan and psyllium can add soluble fiber effects but may increase bloating or interfere with medication absorption.

From the database

What the row says.

Every entry follows the same shape: what is happening, the mechanism, and the recommendation.

Pair type
Synergy
Evidence
Moderate
Source citations
1
Scope
Supplement × Supplement
Last verified
June 4, 2026
SynergyModerate evidence

What is happening. Oat beta-glucan and psyllium can add soluble fiber effects but may increase bloating or interfere with medication absorption.

Mechanism. Additive soluble fiber viscosity and binding effects.

Recommendation. Increase slowly, take with water, and separate medications or sensitive supplements by at least 2 hours.

Timing

Timing & separation.

Space the doses apart by at least this window to avoid the conflict.

Minimum separation
120
Stack Score

How it moves the number.

Effect on the composite score

If both Beta-Glucan and Psyllium Husk are in the same stack, this pair applies +2 to your Stack Score (per scored synergy row).

The full algorithm, the clamping rules, and four worked stacks are at /methodology/stack-score.

Sources

Sources, by evidence tier.

Every claim on this page is cited. PMIDs link straight to PubMed.

Reference material

1
  • 1EFSA Panel. Oat beta glucan and lowering blood cholesterol. EFSA Journal. 2010.Needs sourceNo link

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