Yes, lemon juice can be helpful for razor bumps.
According to available information, the acidity of lemon juice can help prevent bacteria from growing in ingrown hair follicles. It may also help reduce redness and prevent infection when applied to razor burn.
Here’s how lemon juice could help with razor bumps:
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Fights Bacteria: Lemon juice is naturally acidic, which can help kill bacteria that may be colonizing ingrown hair follicles, thus reducing the risk of infection.
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Reduces Redness: Applying lemon juice to razor burn may help to reduce redness.
Disclaimer: While lemon juice may offer benefits, it's important to be cautious. Lemon juice can be irritating to the skin, especially sensitive skin. Always do a patch test before applying it to a larger area. Diluting the lemon juice with water may also help reduce irritation. Consult a dermatologist for persistent or severe razor bumps.