Is Oxygen hair dye really a purely natural, green and natural plant hair dye?

I don’t know much about this brand, but I heard that it is a type of hair dye. Nowadays, as long as the hair dye is in the form of a paste, it is generally impossible to be purely plant-based, and it needs to add chemical agents to make it into a paste. products, so you still need to pay attention when using them. Most of the pure plant hair dye and hair care products now are in powder form. They mainly use henna to grind into powder form, add Chinese medicinal water to mix into a paste, and apply it through physical wrapping. Go to the hair to achieve the purpose of hair dyeing, so when you choose plant hair dyeing, you need to learn more about it and compare it with many companies