Read our detailed ProDentim client reviews 2026 covering the NIH label mismatch, hidden CFU counts, and real user complaints. Marketing features strains like L. paracasei and B. lactis BL-04, but the NIH database lists a different 100 mg blend with no individual doses . We analyze the whitening claims versus evidence, the 60-day refund confusion, and counterfeit risks from unauthorized sellers . Compare alternatives and see verified buyer feedback before you buy. Get the complete 2026 breakdown