Hair color is a matter of chemistry. The first safe commercial hair coloring product was created in by French chemist Eugene Schuller, using the chemical paraphenylenediamine. How does hair coloring work? It's the result of a series of chemical reactions between the molecules in hair and pigments, as well as peroxide and ammonia. Hair is mainly keratin, the same protein found in skin and fingernails.
Does semi permanent dye allow water to seep through and penetrate the hair?
What Hair Dye Actually Does To Your Hair, According To Science
It's safe to say we're already getting excited for summer—so much so that we've already come up with 52 outfit ideas and planned our next manicure. But, not to kill the vibe, there's a downside to all that heat, humidity, and sun to get ready for too—and hair's included in that. The obvious offender: chlorine. It can suck moisture from your hair , leaving it dry, tangled, and brittle plus, there's that whole turn-blond-hair-green thing it does. But then there are the less obvious issues we often tend to overlook that can also wreak havoc on color-treated hair—like UV rays from the sun that can break down hair-color molecules it's especially a problem for red hair. So to make your upcoming pool day as chill as it ought to be, we called up some of our favorite colorists to get their best-kept secrets on how to protect color-treated hair. As Elle Woods would say: They're, like, totally important.
The Science of Hair Coloring
Over the years, I made and canceled a few appointments to have my hair colored. So, I kept that last appointment. I was really going to take the peroxide plunge.
Hi, my name is Zaynab. I have a question regarding semi permanent hair dyes. I am aware of the main differences between semi permanent and permanent however due to religious beliefs I am not allowed to use hair dyes which prevent water from seeping through. For example nail polish coats the nail and water cannot seep through and touch the actual nail Some of the people I've spoken to have told me that semi permanent dyes coat the hair, yet none of them are people who do dye their hair nor are they professionals.