abstemious
/æbˈstiː.mɪ.əs/
Refraining from freely consuming food or strong drink; sparing in diet; abstinent, temperate.
Sparing in the indulgence of the appetite or passions.
Sparingly used; used with temperance or moderation.
Marked by, or spent in, abstinence.
an abstemious life
Promotive of abstemiousness.