korzystny pożyteczny на английском языке:

Ultimately, space flight will be beneficial to all mankind.

Millions of beneficial organisms live in the human digestive tract.

Worms are sometimes beneficial to soil.

Properly used, certain poisons will prove beneficial.

Is eating a clove of garlic every day beneficial to your health?

Sunshine is beneficial to plants.

I have always believed that fruits are more beneficial than fruit juices mainly because they do not contain added sugar.

Happiness is beneficial for the body, but it is grief that develops the powers of the mind.

Regular exercise is beneficial to good health.

Others say it may even be beneficial.