Synbiotic and placebo supplements
Lactobacillus acidophilus, Lactobacillus bulgaricus, Lactobacillus rhamnus, Lactobacillus casei
Both synbiotic and placebo capsules were provided by Zist-takhmir Pharmacutical company. The synbiotic supplement (Familact, 500 mg) contained Lactobacillus casei, Lactobacillus acidophilus, Lactobacillus rhamnus, Lactobacillus bulgaricus, Bifidobacterium Breve, Bifidobacterium Longum, Streptococcus thermophilus plus fructo-oligosaccharide with microbial population of 10