16oz Proper Starter condensed worth makes a 1 liter yeast starter for brewing any type of beer. Simply add purified water and yeast to make a 1 liter starter that will increase yeast biomass and vitality. Proper Starter can be used with all beer styles but it is particularly suited when making high gravity beers or cold-fermented lagers. Contains water, barley malt extract, nutrient enriched inactive yeast.