Daily How Much

A 16-ounce (grande) Starbucks hot chocolate contains about 25 mg of caffeine, a small amount that comes from the cocoa in the mocha sauce.

A grande (16 fl oz) Starbucks Cold Brew contains 205 mg of caffeine — more than iced coffee (165 mg) but less than a venti (310 mg).

Mushroom coffee typically contains about half the caffeine of regular coffee, averaging 45–50 mg per 8-ounce cup compared to roughly 96 mg.

For most healthy adults, up to 400 mg of caffeine (about 4 cups of coffee) is generally safe, though individual limits vary by weight and sensitivity.

A standard 8-ounce cup of Yorkshire Tea contains between 40 and 60 mg of caffeine, about half the amount in brewed coffee.

An 8-ounce cup of yerba mate contains about 70–85 mg of caffeine, comparable to coffee and higher than most teas.

White tea caffeine content varies widely, typically ranging from 6 to 55 mg per 8-ounce cup depending on brewing method and tea variety.

White chocolate contains 0 mg of caffeine per serving because it is made from cocoa butter, not cocoa solids, where caffeine is naturally found.

Plain water contains no caffeine, but commercial caffeinated waters typically contain 45 to 125 mg of caffeine per bottle.

Each Vivarin tablet contains 200 mg of caffeine, which is the amount in a strong cup of coffee and close to half the general daily upper limit for healthy adult