Black tea...
The answer is YES, it can, but very slowly and very little... You will need to apply it every day for a few weeks in order to have some visible results. It is better to try other ways of hair coloring. For example, you can mix henna with indigo and get brown color.
How to Use Henna and Indigo for Gray Hair
Similar question:
http://organicdye.blogspot.sg/2012/06/can-black-tea-dye-my-hair.html
The answer is YES, it can, but very slowly and very little... You will need to apply it every day for a few weeks in order to have some visible results. It is better to try other ways of hair coloring. For example, you can mix henna with indigo and get brown color.
How to Use Henna and Indigo for Gray Hair
Similar question:
http://organicdye.blogspot.sg/2012/06/can-black-tea-dye-my-hair.html
