Technical Articles


Welcome to our technical article reference library, where you can search technical articles related to yeasts and brewing. You may use the search box below to find articles related to specific keywords, or use the article listing below to browse the pages.

Dry Yeast Rehydration Conditions

Interested in giving dry yeast a try and have a rehydration question. From the instructions on Danstar's website, it states that distilled or reverse-osmosis water should not be used. For those of us with water unsuitable for brewing, any suggestions for a rehydration water recipe (salts, yeast nutrients) starting with RO water? Thanks in advance. Joe Gibbens RESPONSE: Joe, We do not...

Dry Yeast Storage

I would like to know how long dried yeast stored in the refrigerator (under 40 degrees F) can be expected to be useful? I'm sure that studies have been done like those with liquid yeast discussed recently, and my own experience has shown that we can expect at least some dried yeasts to last two years or more. Also, is there a significant difference between different brands of dried yeasts in...

Dry Yeast/ Liquid Yeast

For a homebrewer, dry yeast is much more convenient than liquid yeast. There are numerous strains of dry brewer's yeast that give very nice results for certain beer styles. However, the variety of dry brewer's yeast seems very limited. I would like to see dry satchels of yeast for making German Weizenbier (like Wyeast 3068), Belgian beers (like Wyeast 1214 etc), and a better selection of...

Encouraging Yeast Growth

Thank you Dr. Cone for sharing your knowledge. If I want to "grow" yeast fast what would be your suggestions. I have read if you keep a constant temp, O2, limit glucose to >.4% with stirring, yeast will stay in the respiratory (growth) state and grow rapidly. I have found limited info on the process. What would be the doubling rate if good constants were kept? - Bob Z. RESPONSE:...

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