Is immature banana baking powder effective in preventing influenza?

"Text-indent: 2em;" recently, Japan's PHARMA FOODS announced that immature banana baking powder has the effect of preventing influenza, and that span style "text-indent: 32px"; "text-indent: 2em; text-align: center; "text-indent" "text-indent";"img src""alt""immature banana fermentation powder has the effect of preventing influenza?" "Immature banana baking powder has a flu-prevention effect ?" Between November 2014 and March this year , 64 men and women aged 75 and over were admitted to rehabilitation hospitals in two groups, one with immature green banana baking powder and the other with a placebo once a day for three weeks to compare the incidence of two groups of influenza and pneumoniaspan style "text-indent: 2em;" the comparison found that 6 out of 32 people in the placebo group had influenza and 14 had pneumonia; "text-indent: 2em;""style"text-indent: 2em;" the company says, may be that an immature green banana contains a compound that enters the body to improve the body's ability to fight the virus