Henna is a plant of white, small, fragrant flowers that can be found in Africa and Middle East. The procedure for obtaining the henna powder is to collect plant leaves, dry them and grind them so that we get the black powder has many utilities.
This succeeds in natural henna tattoos field requiring no needle does not penetrate the epidermis and are temporary.
But you andarte with eye, in many places the henna is "adulterated" with dyes such as p-phenylenediamine, or PPD, which can produce various allergic reactions and whose direct use on the skin is prohibited. It is called black henna.
This dye is added to give more brightness and further accelerates the process of fixing and a natural henna tattoo takes several hours to dry while a black henna tattoo in an hour is already set.
But we are against the possible side effects are nothing advisable, since we can sufir itching, redness, blemishes, blisters and even there are many cases of scars and skin discoloration.
A quick and easy way to differentiate if they use natural henna or black henna is:
Natural henna is greenish brown, and contact with the skin takes on a reddish brown, while the black henna is a deep black color.
We can also know whether it is black henna or natural henna tattoo for the duration. A natural henna tattoo lasts for 1-2 weeks, while black henna tattoo can last over a month.
This type of black henna tattoos are easy to find in beaches and fairs where you make a small fee, but if you really care about your health andate with eye and go to a specialized center.
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