Dietary Supplement Lab Verified Discussion: Vitamin K-1, also known as phylloquinone, is present mostly in dark, leafy green vegetables. Vitamin K helps with normal, healthy blood clotting and bone structure support. It is also a key factor in protein synthesis within the body. Информация о добавках Serving Size: 1 Tablet Amount Per Serving %Daily Value Vitamin K (as Phylloquinone) 100 mcg 83%