Question

why black hair turns brown?????​

Answer 1

Answer:

The main cause of your black hair turning brown is because of stress. ... The other cause of your black hair turning brown is the exposure of the sun. The sun's UVB and UVA rays are being absorbed by your hair roots and the vitamin D in going inside your scalp and it is sort of tanning your hair.

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Answer 2

The main cause of black hair which turns brown is because of stress.The other reasons of black hair turning brown is the exposure of the sun.

hope this will help you..!