3 Main components of hair
Hair Structure
Bonds of the hair
Dye Chemistry
Amonia Vs MEA
100

The colorless part of the hair

Cuticle

100

Hair is chemically _______

Alive

100

2 sulphers interact and create a permanent link to create

A covalent bond

100

This Paul Mitchell color line contains both oxidative and direct dyes

The Demi

100

Both Amonia and MEA are

Alkalizers

200

My function is unknown

Medula

200

Virgin hair is hair at its ________

Healthiest

200

Most prevalent type of bond in hair

Hydrogen

200

Requires a developer

Oxidative Dye

200

Hangs out in hair forever and is 80% more damaging

MEA

300
The PH of lightener

11-12

300

Melanina makes up what percentage of hair content?

1-2%

300

Strongest bond in the hair

Covalent or Disulfide

300

What you see is what you get

Direct Dye

300

Starts as a liquid in hair color and then evaporates & leaves the hair

Amonia

400

Melanin lives here

Cortex

400

___________ is exposed when lightening

Melanin

400

These bonds disolve when hair becomes wet

Electro static or salt bridges

400

Typically lives in the cuticle layer

Direct Dye

400

Amonia is unlikely to cause an allergic reaction for this reason

It is naturally occuring in our bodies

500

The medula is filled with this element

Nitrogen

500

The four main components of hair

Protien (Keratin), Lipids, Melanin, Trace minerals

500

Permanent hair color ruins these bonds

Disulfide or Covalent

500

6% hydrogen peroxide is the same as

20 Volume Developer

500

How much more MEA is needed for the same result as amonia

5 times as much

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