Moderationist (Noun)

A moderate drinker (as opposed to a total abstainer).

Nouns denoting people.

The temperance movement was criticized by both complete abstainers and moderationsists, who argued that a more nuanced approach to drinking was needed.
Her friends considered her a moderationist because she would occasionally have a glass of wine, but never more than two.
The study found that moderationists, who drank in moderation, were more likely to have better overall health than either total abstainers or heavy drinkers.
In his earlier years, he had been a heavy drinker, but after waking up in the hospital one morning, he decided to become a moderationist.
The moderationist's approach to drinking was not to completely eliminate it, but to learn to enjoy it in small amounts and in social settings.