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Pol J Cosmetol 2019, 22(1): 54-59pl  Evaluation of the effectiveness of baking yeast on the skin of hair and nailsFaustyna Kuros Instytut Nauk o Zdrowiu, Podhalańska Państwowa Wyższa Szkoła Zawodowa w Nowy Targu Summary Introduction. Saccharomyces cerevisiae baker´s yeast is rich in B vitamins, which makes us feel better mood, sleep well and aids digestion also it gives us a beautiful complexion and improves the condition of our hair and nails. Yeast contains many valuable ingredients that humans need for the proper functioning of the body, protein, nucleic acids, fatty compounds, mineral salts and vitamins. Aim. The aim of the study was to examine and evaluate the effectiveness of bakery yeast on the skin, hair and nails, to observe the effects and to get to know the participants´ opinions on the effectiveness of the test supplement. Material and methods. The study involved 36 healthy female (volunteers) aged 20-30 who had problems with the skin, hair or nails. The women took a combined yeast and vitamin supplement for 30 days at the recommended dose (three tablets three times a day). They completed a prepared observation chart on the 15th day of the study and at the end of the study after examination. Results. 97% of women completed the study. Based on the subjective opinions recorded in the observation cards collected from the participants, the effectiveness of baking yeast was confirmed (97% after 15 days of treatment, 100% after 30 days of treatment). Conclusions. Studies have shown that yeast prevents hair loss, reduces skin imperfections and strengthens nails, preventing brittleness and splitting. In addition, the study confirmed the health-promoting effects of yeast and safety of use. Key words: baker´s yeast, Saccharomyces cerevisiae, dietary supplements, effectiveness assessment |