Top 10 reasons to use Natren Probiotics 100% POTENCY GUARANTEED Natren guarantees 100% colony forming units (cfu)potency through the printed expiration date (not just at time of manufacture). Natren’s probiotics are carefully produced using the proprietary TrenevProcess®, preserved within the probiotic’s natural supernatant. Natren’s 3-in-1 capsule also contains a proprietary oil matrix for maximum intestinal…