Dark underarms are a very common problem as any movement of your arms causes friction between your shirt and your underarms.Some of the causes of dark underarms are as follows:
* Friction due to tight blouses and tops that brush against the skin.
* Excessive sweating, Infections due to improper washing of underarms.
*Shaving.
* Dead skin buildup.
*Chemicals, alcohol and strong fragrance in deodorants.
Remedies
*Rub lemon slices on your armpits,Use alum powder instead of deodorants.
*After a shower rub some baking soda on your armpits.
*Apply vitamin E oil on your armpits.
* Wash your armpits with coconut oil.
Make a paste using 1 tsp of lime juice, 1 tsp of cucumber juice and a pinch of turmeric powder. Apply it on your armpits and rinse after 20 minutes. This is a very effective remedy for dark underarms and so you should use it at least four times a week. Lime juice is acidic in nature and will help to get rid of any excess sweat, oil, and grime on the surface of your skin. It will also help to get rid of the upper layer of dead skin and this will help to whiten dark underarms.
*Apply a paste of 1 tbsp. curd, 1 tsp. gram flour, pinch of turmeric and 1 tsp. milk on your underarms. Rinse with cold water when it dries.
*Apply paste of rose water and sandalwood powder on your underarms. Curd and yogurt are both extremely effective in treating discolored underarms as they contain several vitamins and fatty acids that help to prevent as well as treat skin damage. Use unsweetened and unflavored curd or yogurt that has been made from whole milk and not skim milk.
*Pour two tablespoons of pure water into a small bottle and then add three drops each of olive oil, wheat germ oil, jojoba oil and any citrus oil. Shake the contents well so that it forms a milky emulsion and then apply this lotion to your underarms. You could use this cream on a daily basis as it is an excellent dark underarms treatment.
*Rubbing raw potato juice on the underarm skin is also an effective home remedy for whitening dark underarms.
*Similarly tomato also has great bleaching properties and rubbing raw tomato slices on the underarms for at least 10 minutes every day can help lighten underarm skin considerably.
*A mixture of one tablespoon each of lemon juice and honey can be applied to the armpits before a shower or bath and left to dry for 25-30 minutes. It can then be rinsed off with warm water. This is another effective home treatment for lightening dark underarms.
*Another good home remedy can be prepared by mixing a tablespoon of fresh yogurt with some dried orange peel powder. This mixture can be regularly applied to the armpits to effectively remove dark underarms.