Rosemary extract is derived from the leaves of the rosemary plant, known scientifically as Rosmarinus officinalis. It is commonly used in cooking for its aromatic flavor and is also valued for its potential health benefits. The extract contains antioxidants and anti-inflammatory compounds, which may help protect cells from damage. In addition to culinary uses, rosemary extract is often found in cosmetics and personal care products due to its preservative properties. It can help extend the shelf life of products and is believed to promote healthy skin and hair. Overall, it is a versatile ingredient with various applications.