Vitamin H is an old name for biotin.

Vitamin K plays an important role in blood clotting.

It's my habit to take vitamin pills every day.

Vitamin A is important for maintaining vision.

The B melody of this song is very moving.

This B-side song is also very good, isn't it?

He is said to be attracted to ugly women.

The tip of this pen is only 1 millimeter.

He always likes to be the first to comment on videos.

There is a New Year's celebration in January.