Does Kahlua Have Caffeine? Yes, and Here Is How Much

Yes. Roughly 100 milligrams per liter, which works out to about 5 milligrams in a standard 1.5-ounce pour.

That figure needs context immediately, because the question is usually asked by someone who either wants the caffeine or is trying hard to avoid it, and the answer disappoints in both directions.

The comparison that matters

A shot of coffee liqueur carries roughly one-twelfth the caffeine of the cup of coffee it came from, because the liqueur is mostly sugar, water, and neutral spirit, with coffee extract making up only a modest fraction of the total volume.

It still tastes emphatically of coffee because the aromatic compounds responsible for coffee flavor are entirely separate from caffeine, and those compounds survive extraction and dilution far better. Decaf tastes like coffee for the same reason, which is also why a liqueur can deliver a strong roasted character on a very small caffeine budget.

Where it adds up

One drink is negligible. Several drinks late at night, layered with other caffeinated ingredients, becomes a different calculation entirely, and the arithmetic below is worth running before the third round rather than after it.

A White Russian or a Black Russian is a single measure of liqueur and lands around that 5 mg mark. An Espresso Martini contains both the liqueur and an actual shot of espresso. That puts it near 70 mg — comparable to a cup of coffee. It is why people find themselves wide awake at two in the morning wondering what happened.

The Colorado Bulldog adds cola to the base and lands closer to 40 mg. The Iron Butterfly combines coffee liqueur with Irish cream and vodka, and stays low despite tasting like it should be higher. Irish cream contributes essentially none.

Layered shots follow the same logic: a B-52 is a third coffee liqueur by volume in a one-ounce shot, so the caffeine content is under 2 mg, which is to say functionally zero. The same calculation runs on anything in our recipe database — count the liqueur, multiply by five.

Decaf options and what changes

Some coffee liqueurs are made with decaffeinated coffee. A handful of craft producers print caffeine content on the label. Most do not — there is no labeling requirement, and the amounts are small enough that manufacturers have little incentive to volunteer them.

If avoiding caffeine entirely matters — for medical reasons, for pregnancy, for sensitivity — substitute rather than hunt for a decaf version. Chocolate liqueur gives similar richness in most recipes, though cocoa brings its own trace caffeine. A nut liqueur such as hazelnut or almond gives the sweetness and body with none at all.

The shelf-life question people ask next

Caffeine questions and freshness questions tend to arrive together. Coffee liqueur does degrade, slowly, and flavor fails long before safety does. The sugar content is high enough to be self-preserving. A sealed bottle kept out of sunlight stays drinkable for years, gradually losing the bright roasted top notes that made it worth buying.

Dairy-containing variants follow much shorter timelines; we covered those in does Baileys go bad. The general rules sit in do liqueurs go bad. They apply here, with the caveat that coffee liqueur sits at the durable end of the range.

Short version

There is caffeine in it. There is not much.

If you are drinking enough coffee liqueur for the caffeine to be your primary concern, the caffeine is not your primary concern. For what else the bottle does, cocktails with Kahlua runs through the range.

Last modified on August 30, 2026