An 8-oz cup of light roast brewed coffee often lands near 95 mg of caffeine, with bean type, dose, and brew method shifting that number.

One stick mixed as directed delivers about 100 mg of caffeine, close to a small brewed coffee.

A plain 8-oz mug of brewed Lipton black tea usually lands near 55 mg of caffeine, then shifts with steep time, water heat, and bag size.

Most Lipton green tea cups land near 6–30 mg of caffeine per serving, with many brewed mugs ending up closer to 30–45 mg.

A typical 12-oz latte made with one espresso shot lands near 60–80 mg of caffeine, with the total rising in a straight line as shots are added.

A “large” (Venti) Starbucks coffee can range from about 130 mg to over 320 mg of caffeine, based on the drink style and espresso shot count.

Most Liquid I.V. hydration sticks are caffeine-free, while the Energy versions usually land at about 100 mg of caffeine per stick.

Most servings land between 135–265 mg of caffeine, depending on the formula and serving size.

A 12-oz glass of iced black tea usually lands near 45–70 mg of caffeine, depending on brew strength and how much ice dilutes it.

Most ginger ales are caffeine-free, but a few versions can contain added caffeine, so the label is the only answer that counts.