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Questions and Answers
What is the typical range of humectant phase in hand and body cream products?
What is the typical range of humectant phase in hand and body cream products?
5-15%
What are the benefits of hand and body cream products compared to hand and body lotions?
What are the benefits of hand and body cream products compared to hand and body lotions?
More resistance to wash-off
What are the differences between facial moisturizer lotions and hand & body lotions in terms of occlusive agents and humectants?
What are the differences between facial moisturizer lotions and hand & body lotions in terms of occlusive agents and humectants?
Lower concentration levels of occlusive agents and humectants
What are the performance characteristics of facial moisturizer lotions?
What are the performance characteristics of facial moisturizer lotions?
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What is the key difference between facial moisturizer lotions and facial moisturizer creams?
What is the key difference between facial moisturizer lotions and facial moisturizer creams?
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What is the purpose of additives such as volatile silicones in facial moisturizer creams?
What is the purpose of additives such as volatile silicones in facial moisturizer creams?
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What is the typical packaging format for hand and body cream products?
What is the typical packaging format for hand and body cream products?
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What is the advantage of facial moisturizer lotions in terms of their emulsions?
What is the advantage of facial moisturizer lotions in terms of their emulsions?
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What is the benefit of using light emollients in facial moisturizer lotions?
What is the benefit of using light emollients in facial moisturizer lotions?
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What is the effect of facial moisturizer creams on superficial facial lines?
What is the effect of facial moisturizer creams on superficial facial lines?
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Study Notes
Cosmetics
- Cosmetics are articles intended to be rubbed, poured, sprinkled, or sprayed on or introduced into the human body to cleanse, beautify, promote attractiveness, or alter appearance.
Classification of Cosmetics
- Classified according to their uses, including:
- Skin care products
- Antiperspirant and deodorant
- Color cosmetics (lip color, face makeup)
- Hair care products
- Anti-dandruff preparations
- Dentifrices preparations
- Acne preparations
- Baby care products
- Fragrance preparations
Skin Care Products
- Two types: products with cosmetic effects and products with pharmacological effects
- Designed to interact with and treat the skin, the largest organ of the body
Moisturizers
- Purpose: restore and maintain skin in a good-looking, fully moisturized condition
- Maintained by hydrating with water, followed by occlusives and humectants
- Occlusivity: reducing trans-epidermal water loss (TEWL) by slowing moisture vapor transmission rate (MVTR)
- Humectancy: materials that attract and bind water to the skin
- Typical humectants: glycerin, sorbitol, sodium lactate, and sodium pyrrolidone carboxylate
Types of Moisturizers
- Semi-solid emulsions (creams)
- Flowable emulsions (lotions)
- Five types of moisturizing products:
- All-purpose creams
- Hand and body lotions
- Hand and body creams
- Facial moisturizing lotions
- Facial night creams
All-Purpose Creams
- W/O emulsions or high-oil content O/W emulsions
- Heavy consistency, significant drag on rub-out
- Oil phase: 30-70%
- Characteristics: protective, treatment products, and resist wash-off
Hand and Body Lotions
- O/W emulsions
- Oil phase: 10-15%
- Humectant phase: 5-10%
- Water phase: 75-85%
- Characteristics:
- Easy flow and pumpability
- Fast rub-in
- Lack of stickiness after rub-in
- Instantly hydrate the skin
- Relieve dry skin symptoms
- Reduce MVTR
- Prolonged skin improvement
Hand and Body Creams
- O/W emulsions
- Higher oil phase and humectant levels than lotions
- Characteristics:
- Easy to apply
- Fast rub-in
- Good esthetics
- Resist wash-off
- Sold in jars or tubes
Facial Moisturizer Lotions
- Lower concentrations of occlusive agents and humectants than hand and body lotions
- Quick-breaking, instant-absorbing products with a matte finish
- Characteristics:
- Good moisturizing capability
- Reduce MVTR rates
- Immediate and short-duration effect on superficial facial lines
Facial Moisturizer Creams (Night Creams)
- Higher levels of occlusive and humectant materials than facial moisturizer lotions
- Lighter emollients, quick-breaking emulsions, and controlled levels of humectant materials
- Characteristics:
- Excellent moisturizing capabilities
- Effect on superficial facial lines
- Additives: volatile silicones for improved rub-in, break, and non-greasy after feel with a matte finish
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Description
Learn about the composition and properties of hand and body creams, including their emulsion type, humectant levels, and benefits. Discover how they differ from lotions and facial moisturizers.