Yeast
American Ale 1 — Brewing Science Institute
Brewing Science Institute
Spec sheet The maker publishes these figures for this exact product.
- Lab
- Brewing Science Institute
- Product code
- BSI-1
- Form
- liquid
- Type
- ale
- Attenuation
- 72–80 %
- Temperature
- 18–23 °C
- Flocculation
- medium
- Alcohol tolerance
- 11 %
- STA1
- Negative
Description
The default American ale strain, and BSI's own answer to a brewery that can keep only one: neutral, strongly attenuative, and content to disappear behind a hop bill. It crops predictably, takes gravity well, and works as convincingly in a stout as in a West Coast IPA.