บริษัทในนครลอสเองเจลลีสผลิตวิตามินเเบบสูบไอระเหย

A Los Angeles-based company claims it is turning people's bad habits into good ones with a range of vape-able vitamin supplements. But medical experts say there are no studies yet that show inhaling nutrients is any better than taking vitamin pills or simply eating right. Faith Lapidus reports.