Data.

5 guides tagged Data.
Twinings English Breakfast

Our pick for Data.

Twinings English Breakfast

Best Labeled Black. From Caffeine in Tea Bags by Brand.

Check price
  1. 01Explainer · ~9 min readCaffeine in Tea Bags by Brand: Tetley, Lipton, Twinings, Yorkshire & MoreA brand-by-brand table of how much caffeine each major tea bag brand says is in a cup, which brands publish nothing, and what black vs green tea means for your caffeine.
  2. 02Explainer · ~9 min readTea Caffeine Chart: mg in Black, Green, White, Oolong and MatchaMilligrams of caffeine per 8 oz cup for every major tea, from USDA FoodData Central and published lab studies, with coffee for scale and the brewing choices that move the number.
  3. 03Explainer · ~10 min readMatcha Caffeine by Grams, Teaspoons & Serving Size (Chart)The reference table: how much caffeine is in 1 gram, 2 grams, 1 teaspoon, 1 tablespoon, and a 16 oz latte, built from published lab and manufacturer data.
  4. 04Explainer · ~15 min readTea Bag Price Index (July 2026): Cost Per Cup, MeasuredWe pulled the live Amazon price of 162 bagged teas through the Amazon Creators API, divided each by its bag count, and ranked every single one by cost per cup. This is the site's original dataset: what a cup of tea actually costs in July 2026, brand by brand.
  5. 05Explainer · ~12 min readTea Statistics 2026: The Definitive Data Hub on Global Production, Consumption & the US MarketA current, fully-sourced reference on how much tea the world grows and drinks, who leads in production and per-capita consumption, the size of the US tea market, and where the numbers come from.
Back to the Journal

Our top-rated tea bags

Whatever you decide, these are the tea bags our reviews keep ranking on top. Live price check on each.

As an Amazon Associate we earn from qualifying purchases, at no cost to you.