Duftfrei - Serum Deodorant

The multi-acid blend is doing exactly what it promises—my underarms look noticeably smoother and less discolored after three weeks. It glides on like a silky lotion and truly keeps odor at bay all day, even through my morning workout.

I've been using this as a base layer under my regular deodorant, and the fact that it actually smooths the skin while I sweat is a nice bonus I didn't expect. Three weeks in, the underarm discoloration looks noticeably lighter, and I never get that sour smell even after a long shift.

The multi-acid blend is the reason I switched—mandelic and lactic actually smooth my underarms while keeping odor gone all day. I've noticed the dark patches from shaving are fading, which I didn't expect from a deodorant. It's a little pricier, but the brightening effect makes it worth it.