OH DAISEY INGREDIENT LIBRARY
Sodium Bicarbonate
Its alkaline pH can disrupt the skin barrier and cause irritation, burning, or rash, particularly in leave-on deodorants, on freshly shaved skin, or in people with sensitive skin.
OH DAISEY VERDICT
Approved
Evidence level: Moderate
Why Oh Daisey rates it this way
Its alkaline pH can disrupt the skin barrier and cause irritation, burning, or rash, particularly in leave-on deodorants, on freshly shaved skin, or in people with sensitive skin.
What it does
Raises pH, absorbs odor, and supports deodorizing performance.
How to read this rating
This rating reflects the Oh Daisey ingredient standard and the evidence currently available for cosmetic use. Product safety can also depend on concentration, exposure route, formulation, manufacturing quality, and individual sensitivity.