vitamin K↓3

例句：

1. 1.Vitamin K3 is essential for bone health and can help prevent osteoporosis.
   维生素K3对骨骼健康至关重要，可以帮助预防骨质疏松症。
2. 2. The supplement contains a form of vitamin K3 that helps with blood clotting.
   这种补充剂含有一种有助于血液凝固形式的维生素K3。
3. 3. Researchers are studying the effects of vitamin K3 on human health.
   研究人员正在研究维生素K3对人类健康的影响。