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A Starbucks chai latte usually lands in the mid range for caffeine, with most standard sizes sitting between about 25 and 70 mg.

Most CELSIUS cans contain 200 mg of caffeine, while CELSIUS Essentials has 270 mg per can.

In UK/IE stores, a Grande chai tea latte has 52.4 mg caffeine, with Tall at 39.3 mg and Venti at 65.5 mg.

A 20-oz bottle of Coca-Cola Original Taste has 57 mg of caffeine, while a 12-oz serving has 34 mg.

Most C4 Original servings list 150 mg caffeine; other C4 formulas range from 135–300 mg per serving.

Cacao nibs usually land in the low-caffeine range, with many servings coming in around 5–15 mg of caffeine per tablespoon, plus more theobromine.

An 8-oz mug of brewed coffee usually lands around 80–120 mg of caffeine, with bean type, grind, and brew time shifting the final number.

An 8-oz cup usually lands near 40–70 mg in black tea and 20–45 mg in green tea, with leaf style and steep time steering the final number.

A 12-oz glass of unsweetened black iced tea often has 20–50 mg of caffeine, varying with leaf amount and steep time.

A 12-fl-oz (355 mL) can of Pepsi sold in the U.S. lists 38 mg of caffeine.