What Does Grecian Formula For Men Do I Am A Woman Who Likes My Hair Color But Just Want To Get Rid Of The Gray. Help!?

I am a woman who likes my hair color but just want to get rid of the gray. Help!? - what does grecian formula for men do

I really want a permanent result at home, and most treatments are gray for men, as the Greek formula I tried, but it smells terrible, wash or very fast.