Onions contain high levels of B and C vitamins. These two vitamins are effective on hair growth. Onion has the feature of hair extension, preventing hair loss, new hair removal, preventing white formation, treating scalp diseases such as eczema, fungus. Preparing onion juice is one of the easiest hair masks.
All you have to do is peel and chop 4 onions, then boil these onions in 1 liter of water for a while. You can wash your hair after the water cools down. You have to wait until the next day. Practitioners say they are not bothered by the smell.
However, if the smell bothers you, you can wait for two hours and then wash your hair.