Aromatherapy lesson 2 Flashcards
In what year was Aromatherapy a new term
1937 Gattefosse named a book Armoatgerape
What is a preservative?
A substance that helps prevent microbial growth in our products
What can microbial growth cause?
Health risks, rancidity, odors, changes in color and texture
Are essential oils a preservative?
NO
How do antioxidants work?
They help the molecules in our fatty oils and butters from oxidizing
What happens when fats oxidize?
They become rancid
What does oxidization lead to the formation of ?
Free radicals
What are free radicals?
Chemicals damaging to our cells.
What do you use to fight microbial growth
Preservatives
What do you use to fight rancidity
Antioxidants
What do you use to fight free radicals
Antioxidants
When should you use a preservative?
Cosmetics that contain water.
About how king with water based products last?
1-2 months
Are essential oils lipophillic?.
Yes
What is lipophillic?
Combines with or disolves in fats
What is a solubol
It is a natural food grade emulsifier
What is a solubol
A natural food grade emulsifier
What is the recommended amount of solubol for each drip of essential oil
4 drops solubol to 1 drop essential oil 4:1
What are good solubols?
Castile soap, high proof alcohol 150-190 proof . To figure this out double the percentage of alcohol present
How much alcohol should use use in your blend when it’s a solubol
25 percent
What is the science of plants
Botany
Where do plants store essential oils?
In all parts of a plant.
How do plants use essential oils?
To attract insects for pollenation and reproduction
Protect the plant from predators
Where are the plants essential oils stored?
Specialized storage sacs, glands or vesicles
4 ways of extraction
Distillations, pressing, solvent extra thin and CO2 extractiob
What chemicals are used in solvent extraction
Hexane or bezene
What carrier oil is good for dermatitis psoriasis eczema and burns
Shea butter
Which carrier oil closely resembles our skins sebum
Jojoba oil
Which oil can be used for stretch marks
Avocado oik
Which oil is good for injury trauma and healing
Trauma oil
Remarkable healing properties oil
Tamanu oil (germicide)
What are the sesquiterpene oils
Black pepper, cedarwood, German chamomile, ginger, helichrysum, myth, opoponax, patchouli, spikenard, vetiver, ylang ylang
Common component in sesquiterpenes
Beta caryophyllene
What essential oil
Can help lower blood pressure
Ylang ylang
Apx how much of a component can make it important
10 percent is an estimate
What is heavier sesquiterpenes or monoterpenes
Sesquiterpenes bc they have 15 carbons vs 10 and are heavier and less volatile
Why do sesquiterpenes stay on the skin longer
Bc they are heavier
What is the average shelf life of a sesquiterpene
6-8 years
What does terpene imply?
It’s made up of only carbon and hydrogen
Why would you choose a lotion over a butter or oil
They are lighter and my a skin quicker or acute injury
How do you determine ratios of oil to wax for salve
The less oil the harder the salve
Are sesquiterpene high oils warming or cooling
Both
4 methods of extracting oils
Distillation, cold pressing, solvent, CO2
What does it mean chemically when an aroma is a base note
It is a large molecule which low volatility
What is heavier a monoterpenes or a sesquiterpene
Sesquiterpene
What plant part is the oil extracted from for black pepper
Dried fruit
What plant part is the oil extracted from for cedarwood
The wood and trunk
What plant part is the oil extracted from for patchouli
The leaves
Which sesquiterpene oil is known to lower blood pressure
Ylang ylang
What sesquiterpene oils are made from flowers
German chamomile, helichrysum, ylang ylang
An absolute is the result of what kind of extraction
Solvent
Can we generalize about the therapeutic properties of sesquiterpene rich oils
It’s not ideal we need to look at each oil separately
Do all plants contain volatile aromatic components
No
What is the common name for commiphora guidotti
Opoponax
What is the common name for the product produced when solvent extraction is used
Absolutes
What is trauma oil
Arnica St. John’s wort and calendula
What plant part is the oil extracted from for opoponax and myrh
Resin
What plant part is the oil extracted from for Spikenard and ginger
rhizome
What plant part is the oil extracted from for vetiver
Rootlets
Which 2 aromatic notes are predominant in this group
Middle,
Base
Which two sesquiterpene oils are warming
Ginger and black pepper
Why is cold pressed like phototoxic and steam distilled like is not
The phototoxic components furanocoumarins are in the pressed oil but not distilled
You are making a 2 oz anti inflammatory blend for your frail worn out 90 year old grandma . How many drips should you use
10-12 or 1 percent dilution
You are making a 2 oz blend at 3 percent . How many drops will you uses
30-36
You are making a blend for a client who wants to be more emotionally grounded. Would you choose vetiver or lime
Vetiver
Blend for cleared congested sinuses. Monoterpenes or sesquiterpene
Monoterpenes
Do monoterpenes or sesquiterpene oils diffuse more easily
Monoterpenes
