BRU-1
Alpha acid
13–15%
Beta acid
8–10%
Total oil
1.5–2 mL
United States
Progress
Alpha acid
5–7.5%
Beta acid
1.8–2.7%
Total oil
0.5–0.8 mL
United Kingdom
Key differences
When to pick BRU-1
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
When to pick Progress
- Richer, more complex aroma profile
Aroma profile and use
Shared aromas
Fruity
Only in BRU-1
PineappleGreen
Only in Progress
GrassyMintSweetHoneyBlack currantFloral
Property
| Property | BRU-1 | Progress |
|---|---|---|
| Alpha acid | 13–15% | 5–7.5% |
| Beta acid | 8–10% | 1.8–2.7% |
| Co-humulone | 35–37% | 25–27% |
| Total oil | 1.5–2 mL | 0.5–0.8 mL |
| Myrcene | 50–55% | 25–30% |
| Humulene | 7–8% | 40–47% |
| Caryophyllene | 9–11% | 12–15% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | United Kingdom |
| Purpose | Aroma | Aroma |