Acidophilus is a strain of healthy bacteria that is enriched in milk. It naturally lives in the digestive track and genital regions and serves to supplement a person’s diet with acidophilus milk that has therapeutic advantages. Salmonella is a rod-shaped Gram-negative bacterium. E.coli bacteria are harmless and keep the digestive track functioning though some strains can result to diarrhea if contaminated food or fouled water is consumed. Clostridium Botulinum is a rare and life-threatening bacteria illness.
The answer is Acidophilus milk. Acidophilus is a strain of probiotics that are beneficial to your gut, they are good bacteria. All the others cause severe illness in the body and in extreme cases death.