They are also considered safer because the dye doesn’t penetrate into the cuticles.
The safety of henna, however, doesn’t exempt the dye job from going haywire.
Henna dyes can still go sour if your color doesn’t come out the way you wanted.

You might end up wanting the color scrapped altogether.
While the results may not be over-the-top right away, you will see slow changes after a while.
Plus, you get to keep your hair safe from chemical harm.

Grapeseed oil had a similar effect.
Olive oil lifted the color a bit but gave it a browner hue.
Then, wash off the oil with shampoo and view your results.

Lemon juice was the most effective, even more so than the oils.
They also tried toothpaste which actually worked but who wants toothpaste in their hair?
This process takes time and the results are gradual and subtle.
You have to keep at it if you want to see drastic results.
Also, not everyone’s hair is the same.