How do you use instant coffee for hair growth?

To use instant coffee for potential hair growth, follow these steps:

1. Pour cold coffee into a spray bottle.
2. Spray the coffee onto your hair, preferably when it's wet.
3. Massage your scalp with your fingers.
4. Tie up your hair and wear a shower cap.
5. Let the coffee sit for at least 20 minutes.
6. Wash your hair with lukewarm water.