Lactobacillus fermentum and Lactobacillus amylovorus as probiotics alter body adiposity and gut microflora in healthy persons

► Probiotics may have gut microflora and body composition modifying properties. ► Lactobacillus amylovorus and Lactobacillus fermentum consumed as novel probiotics. ► Lactobacillus amylovorus decreases gut microflora content of Clostridium leptum. ► Consumption of Lactobacillus amylovorus confers a total body fat loss of 4%. ► Consumption of Lactobacillus fermentum confers a total body fat loss of 3%.