Effective, simple, easy to remember.
Course if you are extraordinarily salty you would be brewing your on beer while on passage or going the grog route.
You know the British during one of those "era of sailing ships" wars departed from New York with 500 gal of run and a 1000 gal of fresh water, pulled in to the windward islands and tanked up with 500 gal of rum, departed and came to England and tanked up with another 500 gal of rum. Then they returned to New York where they took on a fresh water after dumping 1000 gal of stale water.