Start with the good stuff
The guides, tools, and reports readers use most.
- New here?Start here: the map to everything we publish
- ToolsCoffee calculators, quizzes, and tools
- CaffeineThe caffeine chart: 46 drinks, verified and ranked
- CaffeineEnergy drink caffeine, every brand ranked
- EspressoThe espresso dial-in cheat sheet
- GearCoffee gear guides: what a barista would buy
- GearBest espresso machine under $1,000
- RepairsFix your coffee maker: the troubleshooting index
- Cafe ownersHow to open a coffee shop: steps, permits, real costs
- ReportThe State of Home Espresso 2026
- ReportThe State of Caffeine 2026
- ReferenceThe coffee dictionary: every term, defined
Browse: Gear guides | Caffeine answers | Barista career | Barista pay | Cafe owners
Barista Life Blog
Peace Tea vs NOS Energy: which has more caffeine?
NOS Energy has more caffeine than Peace Tea on both counts: 160mg per 16 oz can against 23mg per 23 oz can, and about 10mg per fluid ounce against 1....
Peace Tea vs NOS Energy: which has more caffeine?
NOS Energy has more caffeine than Peace Tea on both counts: 160mg per 16 oz can against 23mg per 23 oz can, and about 10mg per fluid ounce against 1....
Celsius vs Snapple iced tea: which has more caf...
Celsius has more caffeine than Snapple iced tea on both counts: 200mg per 12 oz can against 37mg per 16 oz bottle, and about 17mg per fluid ounce against 2....
Celsius vs Snapple iced tea: which has more caf...
Celsius has more caffeine than Snapple iced tea on both counts: 200mg per 12 oz can against 37mg per 16 oz bottle, and about 17mg per fluid ounce against 2....
When to stop drinking coffee before bed: the 8-...
As an Amazon Associate, Barista Life earns from qualifying purchases. The practical cutoff is 8 hours before bed, and the science-backed floor is 6: a controlled study by Drake and...
When to stop drinking coffee before bed: the 8-...
As an Amazon Associate, Barista Life earns from qualifying purchases. The practical cutoff is 8 hours before bed, and the science-backed floor is 6: a controlled study by Drake and...
Red Bull vs C4 Performance Energy: which has mo...
C4 Performance Energy has more caffeine than Red Bull on both counts: 200mg per 16 oz can against 80mg per 8.4 oz can, and about 12mg per fluid ounce against...
Red Bull vs C4 Performance Energy: which has mo...
C4 Performance Energy has more caffeine than Red Bull on both counts: 200mg per 16 oz can against 80mg per 8.4 oz can, and about 12mg per fluid ounce against...
Sprite vs OLIPOP Vintage Cola: which has more c...
OLIPOP Vintage Cola has more caffeine than Sprite: 50mg vs 0mg in the same 12 oz can. That is a 50mg gap, and since the cans match, the per-serving number...
Sprite vs OLIPOP Vintage Cola: which has more c...
OLIPOP Vintage Cola has more caffeine than Sprite: 50mg vs 0mg in the same 12 oz can. That is a 50mg gap, and since the cans match, the per-serving number...
Eco-friendly coffee swaps that actually stick
As an Amazon Associate, Barista Life earns from qualifying purchases. The highest-impact eco swap in coffee is not a product, it is a habit: stop letting brewed-and-dumped coffee, spoiled milk,...
Eco-friendly coffee swaps that actually stick
As an Amazon Associate, Barista Life earns from qualifying purchases. The highest-impact eco swap in coffee is not a product, it is a habit: stop letting brewed-and-dumped coffee, spoiled milk,...