Collection:
Premium Probiotics
Get that good gut feeling.
Bring balance back to your life with Natural Factors premium line of probiotics. Made with only the best “good” bacteria, this line supports everyday intestinal wellness as well as specific health concerns with carefully selected, acid-resistant, and antibiotic compatible strains.
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SaleCalmBiotic™
Regular price $17.21Regular priceUnit price per$22.95Sale price $17.21Sale -
Ultimate Probiotic 100 Billion Live Probiotic Cultures
Supports intestinal and digestive health*
Regular price $44.96Regular priceUnit price per$59.95Sale price $44.96Sale -
Ultimate Probiotic 12/12 Formula
Supports intestinal and digestive health*
Regular price From $22.46Regular priceUnit price per$29.95Sale price From $22.46Sale -
Ultimate Probiotic 24/12 Formula
Supports intestinal and digestive health*
Regular price $37.46Regular priceUnit price per$49.95Sale price $37.46Sale -
Ultimate Probiotic 55 Billion Live Probiotic Cultures
Supports intestinal and digestive health*
Regular price $29.96Regular priceUnit price per$39.95Sale price $29.96Sale -
Ultimate Probiotic On-the-Go 10 Billion†
Fast-Acting GI & Immune Support
Regular price $37.46Regular priceUnit price per$49.95Sale price $37.46Sale -
Ultimate Probiotic Senior's
Designed for the aging gut*
Regular price $22.46Regular priceUnit price per$29.95Sale price $22.46Sale -
Ultimate Probiotic Women's Every Day
Supports intestinal and digestive health*
Regular price $22.46Regular priceUnit price per$29.95Sale price $22.46Sale -
Ultimate Probiotic Women's Every Day 25 Billion
Regular price $23.96Regular priceUnit price per$31.95Sale price $23.96Sale -
Ultimate Probiotic Women's Ultra 55 Billion
Regular price $29.96Regular priceUnit price per$39.95Sale price $29.96Sale
