Bacillus Coagulans
Bacillus Subtilis

Garden of Life
Primal Defense Ultra Ultimate Probiotic

LiveWell Labs Nutrition
PRO45: Clinical Grade Probiotic Formula

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Bacillus subtilis growth conditions

Salt (Nacl)
Protein (Nitrogen)

https://www.researchgate.net/post/Bacillus_subtilis_growth_conditions