Safflower seed oil, sourced from the seeds of the safflower plant (carthamus tinctorius), is a natural oil known for its high linoleic acid content. Safflower seed oil is used in a variety of skincare products like moisturizers, serums, cleansers and facial oils. It's a popular ingredient in formulas created for dry or sensitive skin because of its hydrating and soothing properties and ability to promote overall skin health.