Vitamin K1, also known as phylloquinone, is a fat-soluble vitamin found in algae, cyanobacteria, and plants. It is involved in the synthesis of some important proteins having applications in blood clotting and bone metabolism.Vitamin K1-4a,5,6,7,8,8a
α-Tocopherol (vitamin E) is a lipid-soluble antioxidant found in whole grains, nuts, and oils. It is known to scavenge reactive oxygen species by interacting with lipids during oxidative stress.α-Tocopherol-(phenyl-13C6) is an isotope of vitami