Yeast Calculator
Formula for calculating viability for White Labs PurePitch® yeast packets is based on official data found here: https://www.whitelabs.com/news/purepitch-shelf-life
Average viability of PurePitch® pure liquid yeast over a period of six months:
Time | Viability |
1 month | 99.21% |
2 month | 98.05% |
3 month | 90.26% |
4 months | 84.28% |
5 months | 79.35% |
6 months | 71.59% |
Last updated 3 years ago