Temp range
Fermentation time



Eitrheim ferments well from 15°C/ 59°F and up to 38°C/ 100°F. The higher fermentation temperature, the faster fermentation. At the optimum temperature (31-35°C) expect fermentation to finish in 72 hours. When fermentation is done at low temperatures you can expect fermentation time to increase. For high gravity beers, we recommend users to pitch two packs of yeast and add yeast nutrition to ensure a healthy fermentation. Sealed packages should be stored in dry conditions below 6°C (43°F). Product can be transported and kept at room temperatures for a period of up to 1 month. Opened bags must be re-sealed and stored in dry conditions below 6°C (43°F) and used within 3 days. Do not use damaged sachets.
The Eitrheim kveik comes from Reidar Eitrheim from Bleie, Norway. Bleie is located close to Odda in the heart of the Hardangerfjord and next to the Folgefonna National Park. The yeast has been passed on for generations, and Reidar got it from his grandfather. The yeast is very versatile and can be used in different beer types such as IPA, Pale Ale, NEIPA, Stouts, and Porters.



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