Why you should choose a bicarb free deodorant today
Bicarbonate of soda is very alkaline (a 9 on the pH scale). So when you apply a deodorant with baking soda, it raises the pH of the skin. When your skin's pH rises above its normal levels, it can cause irritation such as dryness, redness, itching, and painful rashes.
Here is an example of reaction to natural deodorant that contained bicarbonate of soda.
I experienced this myself and it was very uncomfortable. This is what spurred me on to create a natural and bicarb free cream deodorant