Provitamin is a substance that turns into a vitamin in the body.

Kinetic energy is directly related to the speed of an object.

The use of renewable energy helps protect the global environment.

Vitamin D3 is an important nutrient for bone health.

Hypervitaminosis occurs when the intake of vitamins is too high.

It was confirmed that he was infected with hepatitis B.

He performed a circus act on a unicycle.

I don't know a thing about him.

By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.