Posted at 10:16h in Shared ArticlesSea Buckthorn Benefits We all know the benefits of getting these essential fatty acids from our favorite animal- or plant-based sources. But have you heard there's a new omega in town? Meet omega-7. Omega-7 fatty acids are monounsaturated fats found in cold-water fish, macadamia nuts, and sea buckthorn oil. Omega-7s are also known as palmitoleic acid, which is not an essential fatty acid.