A. Dandruff gradually disappears:shampooing with medical saline can not only help relieve some problems on the scalp, but also help to disappear some dandruff,
2. The problem of oil production is alleviated: If you want to reduce the occurrence of such problems as oily hair, you can use normal saline to carry out the system in your life
3. Hair loss reduction: There are many reasons for hair loss, which can cause long-term staying up late,and eating some junk food will cause multiple problems.
4. The itching on the head disappears. Washing hair with salt water also cure the itching on the head
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