Sustainable cosmetic products
Academic year and teacher
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- Versione italiana
- Academic year
- 2021/2022
- Teacher
- STEFANO MANFREDINI
- Credits
- 6
- Didactic period
- Primo Semestre
- SSD
- CHIM/08
Training objectives
- To give competences on development through history of the concept of cosmetics, understand what have been done at the University of Ferrara in the field of cosmetics since 1400, understand what constitutes a natural or organic or green cosmetics, informations on the market of natural and organic products, competences on natural formulation issues and challenges, understand natural and organic certification, Formulating to certification standards also through theoretical exercises.
Prerequisites
- Basic knowledge of the chemistry of cosmetics and the physiology of the skin, achieved through attendance of courses during the undergraduate degree.
Course programme
- Evolution in the history of cosmetic products, cosmetics in ancient times, in the practice of pharmacy, the development of industrial cosmetic. Introduction to the market of natural. Definition of important terms, how to distinguish a natural ingredient and one naturally derived. Differences between formulating a natural product and not. Certification standards, national and international: Italy , France, Germany, Belgium, England, Europe, USA, Japan. Surfactants and Natural emulsifiers, chemical modification. Formulating with natural surfactants and emulsifiers. What are the standards allowed by the certification, understanding the issues and limitations of the formulation. Why do we need a preservative? Problems with conventional preservatives, preservation strategies available to formulators natural work in accordance with the rules of natural preservatives, the legislative framework. What preservatives are considered unacceptable in natural formulations. review of the options safer/more natural available to formulators. Problem formulation in relation to the European directive on the PAO. Natural dyes - what choices do we have? Natural pigments . Formulate with natural colors and pigments. Natural fragrances, IFRA certification, organic essential oils. Formulating with natural fragrances. Overview of legislation and toxicology. The PIF and the benefits of the natural formulations. Demonstrations through films shot by the teacher in the laboratory of preparation of tensiolites, sanitizers and natural soaps (4 hours). Theoretical classroom exercises (8 hours) for training in analysis of natural products compared to conventional products.
Didactic methods
- The course is held in English by class lectures, project work, exercise, seminars held by professionals coming from industries.
Learning assessment procedures
- The modalities of verification of learning are through written or oral examination. In case of written: 31 multiple-choice questions are proposed, which can be supplemented or replaced by open questions. Multiple-choice questions will be scored 1 point each. No penalties are given to unanswered or wrong questions. The value attributed to open questions varies by the teacher depending on the degree of difficulty and the number of multiple-choice questions that they replace.
Reference texts
- Formulating Natural Cosmetics: An Encyclopedia of Ingredients, Anthony C. Dweck. Supporting materials given by the teacher.
Materials supplied by the teacher
