Abstract: Trans-cinnamaldehyde is the major chemical compound of cinnamon oil which is potential as an antibacterial agent. Due to this activity. Cinnamon oil can be formulated into a lotion for practical use. This study aimed to determine the antibacterial activity of cinnamon oil and cinnamon oil lotion against Staphylococcus epidermidis. https://www.cosmeticssquadets.shop/product-category/baby-bottle/