| 摘要 |
An apparatus provides hair tinting information. The apparatus may include a data processor and a memory functionally coupled to the data processor. In one embodiment, the memory stores information relating to a set hair tinting products and instructions to be executed by the data processor, for: receiving first information representative of a subject's percentage of senescent hair; receiving second information representative of the subject's natural hair color; determining, based on the first information, the second information, and information relating to a set of hair tinting products, types of attainable color results; and providing, based on the types of attainable color result and the set of hair tinting products, information relating to at least one hair tinting product. In addition to various forms of the apparatus, there are various methods of providing hair tinting information.
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