Abstract
The present thesis examines the medicinal and cosmetic properties of sage and rose. The active ingredients of plants are substances that affect the human body, such as alkaloids, anthocyanidins, anthraquinones, cardiac glycosides, coumarins, cyanogenic glucosides, phenolic derivatives, saponins, tannins. Sage and rose are a plant that is cultivated in many parts of the world and has been used in the food industry, in the perfumery, in the manufacture of cosmetics and pharmaceuticals. The extracts and essential oil of sage and rose have antioxidant, anti-inflammatory and analgesic effects, while protecting the body from diseases such as depression, diabetes, memory disorders. Their beneficial effect on the human body in the presence of phyto-active compounds in its composition such as terpenoids, flavonoids and phenolic acids. These active substances can be obtained from the plant material by various extraction methods, such as maceration, infusion, decoction, extraction, using the Soxhlet, ultrasound extraction, counter-current, fermentation or supercritical fluid. The extraction solvent is crucial for the efficiency of the process and the maintenance of the bioactivity of the extracted compounds. Rose and sage extracts have already found applications in the cosmetics industry, where the preservation of antioxidant and medicinal properties in the preparation of cosmetic products
Published Version
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