Hair cosmetics

What is the most penetrating oil

Coconut oil

Olive oil

Castor oil

Small proteins can penetrate the hair and provide moisture?

True

False

Coarse hair can't tolerate large proteins because they add more stiffness

True

False

One of these surfactants isn't anionic

Sodium laureth sulfate

Sodium lauryl sulfate

Ammonium laureth sulfate

Behentrimonium methosulfate

Regarding cationic surfactants, alkyl amines such as Stearamidopropyl dimethylamine Are less likely to cause build up on your hair than Alkyl-quaternized ammonium salts: Stearalkonium chloride Cetrimonium chloride

True

False

Oil treatment for 2-8 hours before taking a shower can prevent water logging (too much water in hair shafts that can stress the hair and cause cuticle breakage)

True

False

Deep conditioners are used from 5 min to 30 min for providing moisture depending on the hair porosity

True

False

Parsley juice topically on hair scalp

Has apigenin and vitamin c that are antioxidant that heals wounds faster

Parsley is rich in copper, which is extremely beneficial to protect and retain the hair’s natural color

apigenin promote hair growth by regulating certain genes, such as gene TGF-beta 1

Aota (all of the above)

What do you think? Are hair dyes safe in pregnancy?

Yes

Topical Onion juice for hair

Has sulfur that works as antibacterial

Has flavonoids (quercetin) that is an antioxidant

Has catalyse that slows the greying of hair

All of the above

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