There is no scientific evidence to support the claim that baking soda can effectively lighten dark underarms/armpits or treat hyperpigmentation in that area. Many home remedies and DIY beauty treatments, like using baking soda, are often popularized through online videos and blogs, but their efficacy is not always supported by scientific research.

Armpit/underarms darkening or hyperpigmentation can be caused by various factors. Some of the common causes of dark underarm skin.

  • friction
  • shaving
  • deodorants
  • accumulation of dead skin
  • certain skin conditions
  • and hormonal changes

However, It’s essential to be cautious about using home remedies without scientific backing, especially on sensitive skin areas like the underarms.

Ways To Use Baking Soda To Lighten Dark Underarms

You can use baking soda on your underarms in many different ways and get rid of dark underarms. So let us know some easy solutions to remove the darkness underarms –

Baking Soda for Exfoliation

Baking soda can be used as an exfoliant for the body, including the armpit area. However, it should be used sparingly to prevent skin irritation. Mix a small amount with water to create a paste, and gently rub it in circular motions on damp skin. Rinse thoroughly.

You may also mix baking soda with other ingredients, such as:

Although there’s no clinical research to support these recommendations.

Baking Soda as a Natural Deodorant

Some people use baking soda as a natural alternative to commercial deodorants. However, baking soda can be abrasive and may cause skin irritation for some individuals. If you want to try it:

  • Mix a small amount of baking soda with water to create a paste.
  • Apply a thin layer to your underarms, making sure your skin is dry.
  • Be cautious and monitor your skin for any adverse reactions.
  • If you experience irritation, discontinue use immediately and consider switching to a commercial, gentle, and skin-friendly deodorant product.

Patch Test

Individual skin sensitivities can vary, and some individuals may experience irritation or sensitivity when using baking soda-based deodorants. If you notice any adverse reactions, discontinue use and consider alternative natural deodorant options.

Before using baking soda as a deodorant, it’s a good idea to perform a patch test on a small area of your skin to ensure you don’t have a negative reaction.

Conclusion

Underarms that are darker than the rest of your skin are a common phenomenon. Dark underarms usually aren’t a sign of anything serious and treatment may not be needed, but some people may find them embarrassing.

But, the good thing is that you can easily brighten your underarms by adopting home remedies and healthy habits.

RELATED ARTICLES

Apr 11, 2026
How to Practice Brahmacharya (5 Simple Habits That Work)

Brahmacharya is about controlling your energy through discipline, diet, and mindfulness. By practicing sattvic eating, mantra chanting, and pranayama, you[...]

Jan 29, 2026
Black Thread on Leg: Old Belief Still Followed Today

You may have often noticed many people wearing a black thread around their feet. This includes both men and women.[...]

Dec 27, 2025
Why Only the Left-Hand Ring Finger for Engagement Rings?

An engagement is considered a seal of confirmation before marriage—a promise of commitment, love, and togetherness. During this ceremony, couples[...]

RECENT POSTS

Disclaimer

The content is purely informative and educational in nature and should not be construed as medical advice. Please use the content only in consultation with an appropriate certified medical or healthcare professional

Deepika Sharma

Deepika Sharma has been practicing yoga since 2015 and specializes in Hatha Yoga cleansing techniques (Shatkarma). She has guided beginners in kriya practices including Neti, Kapalbhati, and Trataka.

Reviewed for Accuracy: Wellness Content • Last Updated: October 2023
Read full profile →