Eight reproducible data views
Caffeine rankings and data guides
Each ranking is generated from the same downloadable dataset as the drink pages. Filters and ordering are explained on the page, including when serving volume is unavailable.
Highest-caffeine UK coffee-shop drinks
Rank manufacturer-sourced Starbucks and Costa UK servings by total caffeine, with serving size and evidence basis.
View the source-backed tableStarbucks UK dataStarbucks UK drinks ranked by caffeine
Compare standard Starbucks UK beverage sizes by manufacturer-listed caffeine, from highest to lowest.
View the source-backed tableCosta UK dataCosta UK drinks ranked by caffeine
Compare Costa UK espresso and café drink servings using its official caffeine and recipe tables.
View the source-backed tableLower-caffeine optionsLowest-caffeine Starbucks UK drinks
Find the lowest manufacturer-listed caffeine servings in the current Starbucks UK guide.
View the source-backed tableUK packaged drinksUK energy drinks ranked by caffeine
Compare source-backed UK energy-drink servings by total caffeine and can size.
View the source-backed tableConcentration comparisonUK drinks ranked by caffeine per 100 ml
Compare UK drinks with published serving volumes by calculated caffeine concentration.
View the source-backed tableDose-based directoryUK drink servings under 100 mg caffeine
Browse documented UK drink servings containing more than 0 mg and less than 100 mg caffeine.
View the source-backed tableCoffee data guideDecaf and lower-caffeine coffee options
Compare documented decaf and coffee-shop servings at or below 50 mg caffeine without assuming decaf means caffeine-free.
View the source-backed table