20 Questions
What percentage of natural ingredients must a cosmetic contain in order to be classified as 'natural'?
95%
What distinguishes an organic cosmetic from a natural cosmetic?
Use of flower water instead of simple water
Which of the following is NOT considered a primary metabolite in plants?
Vitamins
What are the characteristics of lipids mentioned in the text?
Solidification point and yellow color
What is the main difference between fixed oils and butters?
Fixed oils are liquid at room temperature, while butters are solid or semi-solid.
Why is castor oil saponified in basic alcohol solutions?
To obtain the fatty acids as oil.
What is the chief constituent of castor oil?
Ricinoleic acid
Why is coconut oil useful as an emollient and used in skin infection remedies?
Because of its saturated medium-chain fatty acid content.
What makes rose hips seeds oil different from grape-seed and pomegranate-seed oils?
Higher percentage of linoleic acid (omega-3).
What is the general composition of cocoa butter?
Triglycerides (oleic, stearic, and palmitic acids).
What percentage of natural ingredients must a cosmetic contain in order to be classified as 'natural'?
95%
What distinguishes an organic cosmetic from a natural cosmetic?
Ingredients originating from organic farming
What is the chief constituent of castor oil?
Lipids
Why is coconut oil useful as an emollient and used in skin infection remedies?
Lipid-rich composition
What distinguishes butters from fixed oils?
Butters contain esters with alcohol and saturated acids.
Why is coconut oil useful as an emollient and in skin infection remedies?
It contains polyunsaturated fatty acids in the form of mono-, di- and triglycerides.
Why is castor oil saponifiable only in basic alcohol solutions?
It changes the pH value to an acidic environment to obtain the fatty acid as oil.
What is the chief constituent of castor oil?
Ricinolein
What is the main difference between cocoa butter and rose hips seeds oil?
Rose hips seeds oil contains a higher percentage of linolenic acid compared to grape-seed and pomegranate-seed oils.
What are the characteristics of waxes mentioned in the text?
They contain triglycerides of oleic, stearic, and palmitic acids.
Explore the importance of using natural, vegan, GMO-free, eco-friendly, cruelty-free cosmetics, free of harmful chemicals, irritants, and preservatives. Learn about the criteria for defining a cosmetic as 'natural' or 'organic', and understand the use of organic ingredients and hydrosols in natural cosmetics.
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