ProBio Balance Orginal - Gallon - A103SCD ProBio Balance Original is a blend of probiotic cultures that have been produced through a natural fermentation process that uses proprietary probiotic technology. When introduced into any living system, these cultures promote the growth of naturally occurring beneficial microorganisms. SCD ProBio Balance Original contains enhanced levels of phototropic Purple Non Sulfur Bacteria (PNSB). These bacterial can live in both aerobic and anaerobic