Sunflower Phosphatidylserine (Ps) is a high-quality nutritional supplement offered by Richen Nutritional Technology Co., Ltd., a leading China-based manufacturer, supplier, and factory of innovative health supplements. Ps is a vital phospholipid found naturally in the human brain, which assists in brain functioning, cognitive health, and memory. The benefits of Ps are wide-ranging, from reducing stress and anxiety to protecting cognitive health, and improving learning ability. Our expert team of scientists and researchers have worked tirelessly to develop a high-quality, pure form of Ps derived from sunflower seeds. This ensures that our product is free from contamination and is safe for consumption. Our Ps supplement is extracted using advanced technology and is standardized to contain at least 20% phosphatidylserine, making it one of the purest forms of Ps available. At Richen Nutritional Technology, we are committed to providing our customers with effective and reliable health supplements. With our Sunflower Phosphatidylserine (Ps), you can trust that you are getting a high-quality product that is backed by our dedication to quality and excellence.