Kosas Chemistry AHA Serum Deodorant - Best for Ingrown Hairs and Dark Underarms

Kosas' AHA-infused deodorant gently exfoliates while controlling odor, making it ideal for those dealing with ingrown hairs or underarm discoloration.
- +Contains exfoliating AHAs
- +Helps brighten underarm skin
- +Fragrance-free option available
- -Liquid formula requires careful application
- -Higher price than traditional deodorants
- -Not an antiperspirant
Kosas Chemistry AHA Serum Deodorant combines odor protection with skincare benefits, addressing common concerns like ingrown hairs and underarm discoloration. The formula features alpha hydroxy acids (AHAs) including lactic and mandelic acids that gently exfoliate dead skin cells while creating an environment hostile to odor-causing bacteria. Unlike traditional deodorants that simply mask smells, this serum-style product improves skin texture over time with regular use. The fragrance-free version makes it suitable for those sensitive to scents, while other options offer light, natural fragrances derived from essential oils. Users report noticeable brightening of underarm skin after several weeks of consistent application, along with reduced irritation from shaving.
The liquid formula requires careful application to avoid drips, and it doesn't provide sweat reduction like antiperspirants. Priced at a premium compared to drugstore options, it appeals particularly to those prioritizing skincare benefits alongside odor control. Those transitioning from conventional deodorants may need an adjustment period, but many find the skincare results justify the investment. For a multi-tasking product that goes beyond basic odor protection, Kosas offers a unique solution that stands out in the natural deodorant market.