The I Onlly ProLac powder was the new member of the I Onlly family.Its human volunteers study showed the I Onlly ProLac powder could notably improve appetite,gastrointestinal tract and defecation function after taking it 4 days.With the taking time prolonging,the improving effect was better.In 20 days,the I Onlly ProLac power could notably improve the number of probiotics(Bifidobacillus and Lactobacillus) in human gastrointestinal tract,but notably inhabit Clostridium perfringens.The I Onlly ProLac powder could regulate gastrointestinal tract microflora balance,improving gastrointestinal tract health.