Research centered on postbiotics suggests they may support stress management indirectly through gut health modulation rather than direct behavioral changes in dogs. The gut-brain axis links intestinal health to neurological responses, according to Erik Eckhardt, PhD, who emphasized, “it is a direct line, literally, between intestine and the brain.”
Source: PETFOOD Industry, April 28, 2026. Link. The ingredient studied, LB Fermentate HF, is a heat-treated co-fermentate of Limosilactobacillus fermentum and Lactobacillus delbrueckii. Because the microorganisms in a postbiotic are not alive, the ingredient is more stable under processing conditions.
Image: Link.
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