ArticleOxygenation of Wort Availability of dissolved oxygen to yeast during the initial stage of fermentation is very important. Yeast use oxygen to build cell membrane components that are essential to replication. Unsaturated fatty acids, sterolsAlready a member? Log InWritten by Chris BibleYou'll Also Like Article MEMBERS ONLY Dose Carbing: CO2 generation from sugar sources Priming beer is often an overlooked facet by many homebrewers, but there is a whole world of interesting ways to go about carbonating. Learn some of the more advanced techniques. Article MEMBERS ONLY It's Complicated: Understanding oxygen in brewing Oxidation has negative connotations in all areas of brewing except one. Learn how oxygen finds its way into our beer and some of the keys to controlling it.