Toothpaste For Dark Underarms: Is It Effective?

Dark underarms can be embarrassing for a lot of people. Some persons with darker underarm skin may avoid wearing sleeveless clothing, bathing suits in public, and engaging in sports. Dark underarms can cause a lack of confidence and self-esteem, just like skin imperfections and discoloration on other parts of the body.

Even though dark underarms are typically not a cause for concern, some people may find them unsightly, especially when tank top and swimsuit season approaches. Can toothpaste help to lighten dark underarms?

Acanthosis nigricans is the medical term for the skin condition that usually causes darkening. It makes skin thicker and darker in folds all over the body. How effective Is toothpaste for dark underarms whitening? Indeed, it is effective! The bleaching properties of white toothpaste (especially white Colgate toothpaste) help lighten dark underarms. Use only white toothpaste, though, as colored or gel toothpaste contains certain chemicals that might hurt the delicate skin under the arms.

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Dark, discolored underarms can be caused by shaving, the buildup of dead skin cells, excessive perspiration, poor ventilation, the use of specific drugs or deodorants, etc. However, being constantly careful requires you to give up your freedom, and we don’t want you to do that. Therefore, use this risk-free, and affordable home remedy to lighten your dark underarms without any negative side effects.

How To Use Toothpaste For Dark Underarms

Follow this thorough tutorial to learn how to quickly and easily lighten your dark underarms at home using toothpaste! All you need for this home remedy is white toothpaste preferably any white Colgate toothpaste.


  1. Press out some quantity of the white toothpaste unto your fingers.
  2. Spread the toothpaste smoothly on your underarms and rob it in thoroughly.
  3. Leave it to stay for 10 minutes at least.
  4. Then wash it off with warm water.
  5. Apply a good moisturizer.
  6. Repeat this two times weekly.

You must pay close attention to cleanliness and hygiene when applying this toothpaste to the underarms. Use lukewarm water to cleanse the skin before applying the paste. Remember that you can only use this remedy after completely removing the hairs from your armpits.

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Additionally, bear in mind that you shouldn’t use this formula immediately after waxing or shaving your hair. This is because the underarm skin is extremely delicate and becomes even more so after waxing or using a hair removal treatment. Therefore, in order to lighten the skin of your armpits effectively without irritations, you should use toothpaste the very next day after shaving.

Toothpaste And Baking Soda For Dark Underarms

The toothpaste bleaching properties can be enriched with baking soda. Baking soda also removes bacteria and bad odor. Baking soda mixed with toothpaste can make your dark underarms lighten better and faster!

Toothpaste, Lemon, and Baking Soda mixture can help clear Dark Underarms
Toothpaste, Lemon, and Baking Soda mixture can help clear Dark Underarms


  1. Add one tablespoon of baking soda to one tablespoon of toothpaste into a glass bowl and mix them well using a spoon for a few minutes.
  2. Apply it generously to your dark underarms and let it stay for 10 minutes.
  3. Once it’s done, wash away this mixture using warm water.
  4. Apply a good moisturizer.
  5. Repeat this two times weekly.

Toothpaste And Lemon For Dark Underarms

Lemon is rich in antibacterial properties, while the toothpaste whitens your darker underarms. The only things you need for this simple home remedy are:

The medical information provided in this article is provided as an information resource only. This information does not create any patient-physician relationship and should not be used as a substitute for professional diagnosis and treatment.
  • Four Teaspoons of Lemon Juice
  • One Small Glass Bowl
  • White Toothpaste


  1. Add four teaspoons of lemon juice with toothpaste into a glass bowl and mix them well.
  2. Spread this mixture smoothly on your underarms and let it sit for 5 minutes, then wash it off with regular warm water.

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Does Toothpaste Lighten Underarms?

Yes, toothpaste has some natural bleaching properties which can help lighten underarms without side effects. However, only make use of white toothpaste preferably white Colgate toothpaste. This is because flavored, gel or colored toothpaste usually contains some harsh chemicals which are capable of causing skin irritation.

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