In the field of cosmetology, oil macerates are beginning to gain recognition. Indeed, much like vegetable oil, oil macerates are increasingly popular and provide a truly personalized care depending on one's skin type. Moreover, there are several kinds (carrot, calendula, arnica, St. John's wort, lavender, etc...). This article will focus on the use of macerates as beauty treatments, their benefits, and the amount to apply for each type of use.