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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CalmBiotic™
Regular price $22.95Regular priceUnit price per -
Ultimate Probiotic 24/12 Formula
Supports Digestive & Intestinal Health*
Regular price $49.95Regular priceUnit price per -
Ultimate Probiotic Every Day 12 Billion†
Supports Digestive & Intestinal Health*
Regular price From $29.95Regular priceUnit price per -
Ultimate Probiotic On-the-Go 10 Billion†
Fast-Acting GI & Immune Support
Regular price $49.95Regular priceUnit price per -
Ultimate Probiotic Senior's
Designed for the aging gut*
Regular price $29.95Regular priceUnit price per -
Ultimate Probiotic Ultra 55 Billion†
Targeted digestion support*
Regular price $39.95Regular priceUnit price per -
Ultimate Probiotic Ultra SI 100 Billion†
Targeted digestion support*
Regular price $59.95Regular priceUnit price per -
Ultimate Probiotic Women's Every Day
Supports intestinal and digestive health*
Regular price $29.95Regular priceUnit price per -
Ultimate Probiotic Women's Every Day 25 Billion
Regular price $31.95Regular priceUnit price per -
Ultimate Probiotic Women's Ultra 55 Billion
Regular price $39.95Regular priceUnit price per
