salutary
/ˈsæljʊˌtɛri, ˈsæljʊˌtɛrɪ/Definitions
1. adjective
having a beneficial or wholesome effect; healthy or salubrious
“The salutary effect of exercise on mental health has been widely documented.”
2. noun
something that has a beneficial or wholesome effect
“The government introduced a salutary law to protect the environment.”