He values his private life.

He was born as an illegitimate child and experienced many difficulties.

My grandfather used to till his privately-owned rice field.

He holds a personal grudge against me.

Using the private railway makes commuting very convenient.

Vitamin D3 is an important nutrient for bone health.

Vitamin B1 plays an important role in energy production.

Vitamin B12 is an important nutrient for maintaining the health of the nervous system.

Hypervitaminosis occurs when the intake of vitamins is too high.

Vitamin B6 is an important nutrient for maintaining a healthy nervous system.