Trefoil Factor 3 (TFF3)

The Fastest-Acting Repair Signal in the Gut

What is TFF3？

The Trefoil Factor Family (TFF) consists of three small secretory peptides characterized by their distinctive three-loop "trefoil" domain structure. Of the three members, TFF3 — also called Intestinal Trefoil Factor (ITF) — is the one that matters most for gut health in livestock and aquaculture.

TFF3 is produced and secreted by goblet cells throughout the small and large intestine. Unlike immune cells or growth factors that work through cell division, TFF3 acts through cell migration — it triggers existing epithelial cells to rapidly move and reseal sites of mucosal damage. This makes it the fastest-acting mucosal repair mechanism available to the gut.

In intensive farming, endogenous TFF3 expression is frequently suppressed — by mycotoxin exposure, pathogenic challenge, weaning stress, and inflammatory cytokines. When TFF3 drops, the gut loses its primary rapid-repair mechanism. (Ref: Frontiers in Veterinary Science, 2024) Learn more about TFF3 mechanism

Seal the Barrier

Rapid Restitution

Speed matters in gut repair — TFF3 is the fastest-acting repair signal in the intestinal mucosa, operating independently of cell proliferation cycles.

Fastest-Acting

Fluid Balance 

Stabilize fluid regulation — restores normal water and electrolyte exchange across the mucosal surface, directly reducing diarrhea severity and duration.

TFF3 + EGF: The Two-Phase Gut Repair System

Mucosal repair after injury requires two things: speed and completeness. TFF3 and EGF each address one.

TFF3 → Rapid Restitution (Hours)
Immediately after injury, TFF3 drives cell migration — existing epithelial cells flatten and spread to physically cover the wound. No cell division required. The barrier begins to close within hours.

EGF → Complete Regeneration (Days)
Once the wound is sealed, EGF drives cell proliferation — generating new enterocytes to fully replace lost tissue, restore villus architecture, and rebuild absorptive capacity.

Together, they cover the full repair timeline. TFF3 stops the bleeding; EGF heals the wound.

This is the scientific rationale behind Huade's combined formulations — and why mucosal repair cannot be achieved with either molecule alone. Understand the two-phase gut repair system

Weaned Piglets

Broilers

Calves

Aquaculture

TFF3 is a key active ingredient in Ecotide, combined with Antimicrobial Peptides (Defensin) to deliver both barrier protection and mucosal repair in a single formulation.