Onion is a really healthy vegetable. Onions are also great for increasing hair growth and reversing grey hair by application on the scalp.

It also treats fungal infections. Onions contain sulfur, which aids in regenerating hair follicles.

According to the studies results, grey and thinning hair is caused by building up hydrogen peroxide and reduction in catalase, the natural antioxidant.

A study showed 74% of the individuals to have had significant hair growth with this treatment within four weeks.

Fresh onion juice is more potent, and it is better you make it in small amounts so that it does not need to be stored for long.

3 ways to make onion juice:
1) Juicer: You just need to peel the onion and cut it in half to put it in the juicer. It gets your juice ready in seconds.

2) Blender: Peel your onion and cut it in 4 parts. Put them in your blender or food processor and start blending. Strain the mixture to get the juice only.

3) Grater: Peel your onion and cut into half. Grate the 2 halves over a dish. Strain the mixture to take only the juice.