How can I turn white hair into black?

How can I turn white hair into black?

You can use this recipe to darken white hair.

If there is no shortage of nutrients in your body, then you should always start applying pure mustard oil (Kacchi Ghani) in wet hair. Your entire hair will turn black in 3 to 4 months.

Note:- To identify the purity of mustard oil, when the oil is heated, it will crack (pungent smell).

This has come in handy for most of the locos, you can try and see