behind

Key Takeaways The “more strains = better” claim is a marketing heuristic, not a clinical finding. No peer-reviewed canine study demonstrates that 15- or 20-strain products outperform well-designed 1- or 2-strain products. Strain identity matters more than strain count. A clinically documented Lactobacillus rhamnosus strain with proven efficacy outperforms an unidentified strain on a long…