2 PRELIM (HAIR PRODUCTS)

those that HELP TO CONTROL THE PROPERTIES AND BEHAVIOR of the hair so that it can be maintained in a CONTROLLED AND DESIRABLE MANNER

Hair is composed primarily of how many % OF PROTEINS

Keratin

proteins is a SOURCE of what?

two types of HAIR PIGMENTS

Both of these PIGMENTS ARE MELANIN TYPE, produced inside the hair follicle and packed into granules found in the fibers.

the dominant pigment in BROWN HAIR AND BLACK HAIR

dominant in RED HAIR

why does FEMALE HAIR GROWS FASTER THAN MALE hair due to what?

2 Types of hair

SHORT, fine, downy, unpigmented hair on body

LONG, thick, pigmented hair found on scalp, legs, arms and body

in the shaft what is NOT AFFECTED when hair is treated

located in the middle. MOST AFFECTED when hair is treated.

OUTER PART of the shaft

Three main layers of hair shaft:

Is in the skin and EXTENDS DOWN TO THE DEEPER LAYERS of the skin.

It is surrounded by the hair follicle (a sheath of skin and connective tissue), which is also connected to a sebaceous gland.

Each hair follicle is attached to a tiny muscle (arrector pili) that can make the hair stand up

Consists of a SINGLE LAYER OF TRANSPARENT, scale-like cells that overlap like shingles on a roof.

A fibrous protein core formed by ELONGATED CELLS CONTAINING MELANIN PIGMENT

The innermost layer also referred to as the PITH(CORE)of the hair and composed of round cells

HAIR LIFE CYCLE THAT Active growth period is 2-5 years BEFOREreplacement

HAIR LIFE SCYCLE that Lasts ONE OR TWO WEEKS and the hair follicle shrink about 80%.

HAIR LIFE CYCLE: After 5 or 6 weeks, the dermal papilla reconnects to the base of the hair follicle and bloodstream.

The hair reenters the active-growth phase, and NEW HAIR BEGINS TO FORM

also known as ANAGEN

also known as CATAGEN

also known as TELOGEN

This is part of the resting phase where the SHEDS AND A NEW HAIR CONTINUE TO GROW. Approximately 50-150 hairs can fall out considered to be normal hair shedding.

◦ when the hair follicle constricts, MAKING IT HARDER TO GROW . ◦ The hair starts growing slower and not that long. ◦ Each cycle, becomes weaker, slower and gets weaker.

Encourages collagen production that is RESPOSIBLE FOR THICKENING OF HAIR. ◦ can be effective in TREATING MALE PATTERN BALDNESS, both in preventing hair loss and promoting new hair growth.

The word SHAMPOO IS DERIVED from what?

Hair care product that is USED FOR THE REMOVAL OF OILS, DIRT, SKIN PARTICLESM DANDRUFF, environmental pollutants, and other contaminant particles that gradually build up in hair.

Ideal properties of shampoo

Functions of shampoo

Classification of shampoo ◦ Based on appearance:

Classification of shampoo

is a product to ABSORT THE DIRT, oil, and grease of your scalp WITHOUT WASHING IT.

They are usually made by USING DETERGENT OF LOW CLOUD POINT Alkanolamides can also be used in these preparations.

are called LOTION SHAMPOOS which are MODIFICATIONS of clear liquid shampoos

have a PASTE LIKE CONSISTENCY and are packed in a collapsible tube; They find great use in hair salons

contain MEDICINAL AGENTS. These agents treat the disorders of the scalp or hair.

give 3 examples of medicated shampoos

◦ Initially they clean the hair (and scalp) and KEEP THEM SMOOTH AND LUTRUOS condition. ◦ They also prevent the sticking of hairs.

to TREAT DANDRUFFand a certain scalp infection (seborrheic dermatitis).

products intended to cleanse the hair of infants and children under the age of three; ADVERTIZED AS TEAR - FREE PRODUCTS

Performs on all hair types and delivers results that last; formulated to maintain the PERFECT HARMONY BETWEEN CLEANSING AND NOURISHING.

a deep cleanser that uses heavier surfactants—the soap-like ingredients—than regular shampoos to eliminate grease, product residue, and impurities from your scalp.

How do I know if the product is a clarifying shampoo?

3 Composition of shampoo

typically CONSIST OF AN AQUEOUS EMULSION OF SEVERAL SURFACTANTS, at least one of which will have strong detergent properties, and various additives to enhance cleansing performance or improve sensory attributes, one or more preservatives, and fragrance

USED FOR RETEXTURING THE HAIR; Products that deals with specific problems of the hair.

PURPOSE: cure, reduce and to restrain some abnormalities in the function of the scalp

Viscous liquid that is applied to the hair and are usually USED AFTER WASHING THE HAIR WITH SHAMPOO

GIVE 2 Purpose of hair conditioners

GIVE AT LEAST 2 Functions of hair conditioner

3 main types of conditioners

ORGANIC SOLVENT concentrated with HUMECTANT may NOT contain a protein

Contains proteins for hydrolyzation; Human hair keratin protein has a low molecular weight

ACIDIFIERS AND HAVE A LOW pH; close the cuticle of the hair, which causes tangles

are the most common type of conditioner, worked through the ends of your hair, LEFT IN FOR A FEW MINUTES, AND RINSED OUT.

are GREAT FOR SMOOTHENING AND DE-TANGLING; These conditioners are light-weight, and can be used as a styling product to get your tresses silky and glossy

Give at least 5 Composition of conditioners