As a dermatologist with extensive experience in skin care, I can provide you with a detailed answer regarding the use of cornstarch as a deodorant.

Cornstarch is a fine, powdery substance that is often used as a thickening agent in cooking and is also known for its absorbent properties. When it comes to using cornstarch as a deodorant, there are a few points to consider:


1. Absorbency: Cornstarch can absorb moisture, which may help to keep the underarm area dry. This is one of the primary functions of a deodorant.


2. Natural Alternative: For those looking for a more natural alternative to commercial deodorants, cornstarch could be a viable option, especially for those with sensitive skin or allergies to certain ingredients in conventional products.


3. Application: Applying cornstarch is straightforward. You can simply sprinkle it directly onto clean, dry underarms.


4. Lack of Antimicrobial Properties: Unlike commercial deodorants, which often contain antimicrobial agents to combat odor-causing bacteria, cornstarch does not have these properties. This means it may not be as effective in controlling odors.


5. Skin Irritation: For some individuals, cornstarch could potentially cause skin irritation, especially if used in large quantities or if the skin is already compromised.


6. Messy: Using cornstarch can be messy, as it can easily spread to clothing or other areas.

7.
Regulation and Testing: Commercial deodorants are regulated and tested for safety and efficacy. There is no such regulation for homemade alternatives like cornstarch.

In conclusion, while cornstarch can be used as a temporary solution for moisture absorption, it is not a complete substitute for a deodorant due to its lack of antimicrobial properties. If you choose to use cornstarch, it's important to do so with the understanding of its limitations and to monitor your skin for any signs of irritation.

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Corn Starch. ... Measure out some corn starch, it doesn't really matter how much, just as long as you know how much baking soda to add next. Optionally, you can use arrowroot powder instead. You will get a deodorant powder that is just as effective in the end but a little more friendly for those with a corn sensitivity.read more >>