how to stop underarm sweating and funky odor with baking soda sweating is one of the ways through which the body regulates temperature sweating through your underarms is actually a sign that your excretory system is healthy and able to respond to a rise in external or internal temperature but while sweating is normal sweat stains soaking through your shirt can leave you uncomfortable and embarrassed worse the underarm sweat often reacts with the natural bacteria found on the skin creating an unpleasant odor while there are many antiperspirants and deodorants sold in the market some people feel the need to use a natural alternative to control underarm sweating commercial antiperspirant typically contain ingredients like alcohol which is harsh on the skin causing darkening and irritation also most of these products contain aluminum which according to the Mayo Clinic has been associated with an increased risk of Alzheimer's disease aluminum content in underarm hygiene products are especially suspect because this part of the body is where a lot of lymph nodes are located before we continue please be sure to subscribe and click on the bell icon to be notified of our future uploads baking soda is an excellent alternative for commercial antiperspirant chemically known as sodium bicarbonate or sodium hydrogen carbonate this fine white powder absorbs moisture and odors quite effectively it's also alkaline or basic which neutralizes the acidity of sweat and discourages the growth of bacteria on the skin baking soda also doesn't stain clothes so you can use it without fear of ruining your favorite shirts here's how to stop underarm sweating with baking soda one baking sodas antibacterial properties can also counteract body odor which is caused by microbes feeding on sweat if you've noticed a funky odor in your underarm area a baking soda mask is a perfect solution simply take two tablespoons of baking soda and add enough water to make a thick paste mix well to remove lumps as best you can to apply the paste to clean and dry underarms you might find it easier to use a spa brush or an old makeup brush to get even coverage over all let the paste stay on the skin for 15 to 25 minutes keep your arms up while the paste dries so that the whole underarm area always remains in contact with the paste 3 after 15 to 25 minutes rinse the skin thoroughly and pat dry moisturize the skin with water-based moisturizer like aloe vera gel to soothe the armpits from baking sodas drying effect choose a moisturizer that has zero or low alcohol content for this remedy works best when your underarms are as hair free as possible because then the baking soda can get in contact with the sweat glands underarm hair also traps moisture and odor so wax or shave if you must 5 apply the mask daily for the first week or until body odor is no longer a problem most people see a difference after just 1 or 3 mask applications but your mileage may vary 6 if you only sweat minimally through your underarms then it may be enough to simply use baking soda as a dusting powder in your armpits after every shower and as a touch up during the day simply mix equal parts of baking soda and cornstarch powder and add a drop or two of lavender essential oil transfer to an airtight container and dust generously under your armpits after you've thoroughly padded the area dry post shower most people can use baking soda on its own with no problems but cornstarch powder can help if your underarm skin is especially sensitive reapply as needed and that's how to stop underarm sweating with baking soda