GROW YOUR HAIR 10 cm A WEEK! (Isn't this amazing??) Ok the fact is that dry mustard powder heat ups the scalp, which makes the blood cells sensitive, which makes your hair grow! Apply this for 1 month, 1 time per week: 2 tablespoons dry mustard powder 1 egg yolk 2 tablespoons hot water 2 tablespoons sugar (the more sugar the faster it grows) 2 tablespoons olive oil! Leave for about 20 minutes then rinse off... THIS SO WORKS! PIN! YOU'LL NEVER REGRET IT! NEVER EVER!