How to Treat Body Odor like a Dermatologist | Doctorly Investigates

Understanding the Causes of Body Odor00:00:57

Body odor stems primarily from apocrine sweat glands in areas like armpits, which produce odorless sweat that bacteria on the skin surface then convert into malodorous substances. This process generally begins at puberty due to hormonal changes, though some individuals may lack this ability due to genetic mutations.

Hygiene Hacks and Antimicrobial Cleansers00:03:05

To effectively combat odor, focus on cleaning 'hot spots' with antimicrobial agents. Using a 4% benzoyl peroxide or 2% chlorhexidine cleanser can help decolonize the bacteria responsible for odor, offering a significant improvement for many people.

Deodorants vs. Antiperspirants00:04:01

Antiperspirants work by physically blocking sweat ducts, usually with aluminum-based compounds. Deodorants, conversely, do not stop sweat but manage odor by masking it with fragrance or creating an environment inhospitable to bacteria, such as using alpha hydroxy acids.

Product Recommendations and Application Tips00:05:05

While aluminum-based antiperspirants are common and effective, alternatives like magnesium-based products exist for those with sensitivities. Applying antiperspirants at night can increase effectiveness, as it allows more time to occlude the sweat ducts, even though most people prefer morning application.