The cosmetics regulations stipulate exactly which ingredients may be included, but in terms of hair colors everything is still allowed that is not prohibited. In this sense, you should always proceed carefully. And even with natural hair colors like henna or indigo, there can be no one-hundred percent certainty.
For example, the Federal Institute for Risk Assessment assesses the dye Lawson contained in henna as harmless, while the EU committee classifies it as harmful to the genome. A final assessment of natural hair colors is still pending. Whether chemical or natural methods: in any case, the frequency of dyeing also plays an essential role. What should be considered before dyeing? https://www.lacewigsbuy.co.uk/category-7...Human-Hair.html
Finally, a few tips that can help you choose the new hair color: As a rule, the new hair color should not be in perfect contrast to the natural hair color. But as I said: the exception confirms the rule.
Not every color fits every type - the skin type and the hair color should be coordinated. You don't have to choose a permanent solution: tinting can also be the right choice. Tints without ammonia protect the human hair wigs uk hair comparatively visibly and dry them out much less than permanent coloring.