Semester 8
BP809ET. COSMETIC SCIENCE(Theory)
UNIT I
Classification of cosmetic and cosmeceutical products
Definition of cosmetics as per Indian and EU regulations, Evolution of cosmeceuticals
from cosmetics, cosmetics as quasi and OTC drugs
Cosmetic excipients: Surfactants, rheology modifiers, humectants, emollients,
preservatives. Classification and application
Skin: Basic structure and function of skin.
Hair: Basic structure of hair. Hair growth cycle.
Oral Cavity: Common problem associated with teeth and gums.
UNIT II
Principles of formulation and building blocks of skincare products:
Face wash,
Moisturizing cream, Cold Cream, Vanishing cream and their advantages and
disadvantages. Application of these products in the formulation of cosmeceuticals.
Antiperspirants & deodorants- Actives & mechanism of action.
Principles of formulation and building blocks of Haircare products:
Conditioning shampoo, Hair conditioner,anti-dandruff shampoo.
Hair oils.
Chemistry and formulation of Para-phenylene diamine-based hair dye.
Principles of formulation and building blocks of oral care products:
Toothpaste for bleeding gums, sensitive teeth. Teeth whitening, Mouthwash.
UNIT III
Sun protection, Classification of Sunscreens and SPF.
Role of herbs in cosmetics:
Skin Care: Aloe and turmeric
Haircare: Henna and amla.
Oral care: Neem and clove
Analytical cosmetics: BIS specification and analytical methods for shampoo, skin- cream and toothpaste.
UNIT IV
Principles of Cosmetic Evaluation: Principles of sebumeter, chronometer. Measurement
of TEWL, Skin Color, Hair tensile strength, Hair combing properties
Soaps, and syndet bars. Evolution and skin benefits.
UNIT V
Oily and dry skin causes lead to dry skin, skin moisturization. Basic understanding of
the terms Comedogenic, dermatitis.
Cosmetic problems associated with hair and scalp: Dandruff, Hair fall causes
Cosmetic problems associated with skin: blemishes, wrinkles, acne, prickly heat and
body odor.
Antiperspirants and Deodorants- Actives and mechanism of action
References
1) Harry’s Cosmeticology, Wilkinson, Moore, Seventh Edition, George Godwin.
2) Cosmetics – Formulations, Manufacturing and Quality Control, P.P. Sharma, 4th
Edition, Vandana Publications Pvt. Ltd., Delhi.
3) Textbook of cosmetology by Sanju Nanda & Roop K. Khar, Tata Publishers.
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