This article aimed to determine the experts’ opinion on the use of hirudotherapy in cosmetology, to supplement knowledge, and to identify factors that, in the opinion of experts, affect the effectiveness and frequency of use of this method in eliminating skin problems. The study was conducted using the expert interview method. The research tool was a categorized expert interview questionnaire using the CAWI (Computer Assisted Web Interview) technique. Hirudotherapy is one of the oldest healing methods. The mechanism of action is based on the therapeutic properties of bioactive substances isolated from leech saliva. It has been shown to have a wide range of applications in the treatment of numerous diseases in various fields of medicine, including dermatology and cosmetology. Despite its therapeutic properties and effectiveness, hirudotherapy is a rarely used tool in cosmetology. It has been found effective in the treatment of many dermatoses. The most spectacular effects have been observed in the treatment of rosacea, local inflammations, lipomas, skin scars, hard to heal wounds and contusions.