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  2. p-Phenylenediamine - Wikipedia

    en.wikipedia.org/wiki/P-Phenylenediamine

    p-Phenylenediamine (PPD) is an organic compound with the formula C 6 H 4 (NH 2) 2. This derivative of aniline is a white solid, but samples can darken due to air oxidation. [1] It is mainly used as a component of engineering polymers and composites like kevlar. It is also an ingredient in hair dyes and is occasionally used as a substitute for ...

  3. Just for Men - Wikipedia

    en.wikipedia.org/wiki/Just_for_Men

    Just for Men is an American-based multi-national men's care brand focusing on hair color (Control GX, Original Formula, AutoStop, Mustache & Beard, Touch of Gray, and Touch of Gray Mustache & Beard), beard care (The Best Face and Beard Wash, The Best Beard Conditioner, and The Best Beard Oil), and hair re-growth designed for and marketed to men and manufactured by Combe Incorporated.

  4. List of dyes - Wikipedia

    en.wikipedia.org/wiki/List_of_dyes

    p-Phenylenediamine: Paraphenylenediamine Developer 13 76060 oxidation base 106-50-3: Phloxine B Acid red 92 45410 fluorone 18472-87-2: Picric acid: Trinitrophenol 10305 nitro 88-89-1: Pigment Red 179: Perylene maroon Vat red 23 Pigment red 179 71130 perylene 5521-31-3: Pigment Red 190: Vat red 29 Pigment red 190 71140 perylene 6424-77-7 ...

  5. Hair coloring - Wikipedia

    en.wikipedia.org/wiki/Hair_coloring

    A woman with dyed pink hair. Hair coloring, or hair dyeing, is the practice of changing the color of the hair on humans' heads.The main reasons for this are cosmetic: to cover gray or white hair, to alter hair to create a specific look, to change a color to suit preference or to restore the original hair color after it has been discolored by hairdressing processes or sun bleaching.

  6. Color Developing Agent 1 - Wikipedia

    en.wikipedia.org/wiki/Color_Developing_Agent_1

    Color Developing Agent 1 (CD-1) is the first in the series of color developing agents used in developing color films. It is the organic compound N , N -diethyl-1,4-benzenediamine (DPD), which is usually in the form of the mono hydrochloride salt. [ 1 ]

  7. An antioxidant in vegetables may help keep hair from ... - AOL

    www.aol.com/antioxidant-vegetables-may-help-keep...

    Researchers compared how three antioxidants affected gray hair outcomes in mice: hesperetin, diosmetin, and luteolin, and found that one helped mitigate hair graying.