Hi! I have seen several  tik toks about what could work, and finally i found something that has helped me to reduce a lot ( really Bad B.O)  the first product is panoxyl 10% ( i could not buy it in Amazon bc sometimes is sold out) so i bought a soap with panoxyl in a pharmacy and first time in my life i have noticed the b.o is reducyng a lot    the other product is from the Brand called the ordinary, and is a glycolyd ácid 7% ( i put it in a spray bottle so i can apply it easly before deodorant Is important to have your arms witout hairs and use a clinical deodorant like rexona o secret clinical