The actual smell or fragrance is due to bacteria that decompose the sweat. The logic would suggest that the best way to eliminate the foot odour is to use strategies that combat the bacteria and strategies that minimize the sweat. There is no magic bullet or pill that can achieve this. https://www.blogarama.com/health-and-fitness-blogs/1354309-footstoreau-blog/54021865-get-rid-foot-odour