Linum Usitatissimum (Linseed) Seed Oil, commonly known as flaxseed oil, is a natural oil extracted from the seeds of the flax plant. It is rich in essential fatty acids, particularly omega-3 and omega-6, as well as vitamins and minerals. In cosmetic formulations, linseed oil is used for its moisturizing, nourishing, and soothing properties.Some common use cases for linseed oil in cosmetic formulations include:1. Skin care products: Linseed oil is often used in creams, lotions, and serums to provide hydration and nourishment to the skin. Its anti-inflammatory properties can help soothe irritated or sensitive skin, while its antioxidants help protect the skin from environmental stressors.2. Hair care products: Linseed oil is a popular ingredient in hair care products like shampoos, conditioners, and hair masks. It helps to moisturize and strengthen hair, reduce frizz, and promote a healthy scalp.3. Lip care products: Due to its moisturizing and nourishing properties, linseed oil is often used in lip balms and lipsticks to keep lips soft and hydrated.4. Makeup products: Linseed oil can be found in some makeup products, such as foundations and concealers, to provide a smooth and moisturizing base for better application and wear.Overall, Linum Usitatissimum (Linseed) Seed Oil is a versatile and beneficial ingredient in cosmetic formulations, offering hydration, nourishment, and soothing properties for both skin and hair.