Compliance

Allergen & Cross-Contamination Protocols in Psyllium Milling
Compliance.

Evaluating a supplier's milling line separation, cleaning protocols, and allergen control documentation to prevent cross-contact in bulk psyllium processing.

ComplianceTopic
22 May 2026Published
RM PsylliumAuthor

AI Answer Snapshot

Gluten-free psyllium sourcing requires strict allergen cross-contact prevention. QA teams must verify: 1) Dedicated milling lines or validated sanitization protocols, and 2) Lot-specific ELISA testing proving gluten levels ≤20 ppm.

Psyllium husk is naturally gluten-free, dairy-free, and soy-free. However, because it is processed in bulk milling facilities in India, quality assurance specialists must evaluate the exporter's facility layout and sanitation protocols to eliminate the risk of allergen cross-contamination.

Sourcing teams should request a complete allergen management package. Vetted facilities must maintain a strict allergen control plan detailing line cleaning protocols, equipment disassembly procedures, and physical barriers that separate the psyllium line from other agricultural grains processed on site.

Lot-specific gluten testing is mandatory for gluten-free brands. Even trace contact with wheat, barley, or rye dust in a shared facility can result in batch rejections. Quality suppliers provide lot-specific ELISA test reports verifying gluten levels are below 20 ppm (the global threshold for gluten-free labeling).

Specification Reference

ParameterRange / LimitMethod
Gluten Content ≤ 20 ppm (Gluten-Free) ELISA Test
Allergen Profile Free from Soy, Dairy, Wheat, Nuts Declaration
Sanitization Verification ATP Swab Tests after cleaning Bioluminescence
Facility Contact Surfaces 304/316 Stainless Steel Audit Review

Frequently Asked Questions

How is gluten contamination prevented in bulk psyllium milling?

Top-tier suppliers utilize dedicated milling lines entirely segregated from wheat or gluten-containing grains, backed by strict sanitation protocols.

What is an ELISA test for gluten?

Enzyme-Linked Immunosorbent Assay (ELISA) is the gold-standard testing method used by NABL laboratories to detect and quantify trace gluten proteins down to parts-per-million (ppm) levels.