Caffeine & Sleep
Coffee

Caffeine in Dunkin' Original Blend (Small)

150mg
per 10 oz
≈ 2 coffees≈ 2 Red Bulls38% of FDA daily max

Is that a lot?

Dunkin' Original Blend (Small) is 38% of the FDA’s recommended daily maximum, in a single 10 oz.

Green tea
28 mg
Espresso
63 mg
Red Bull
80 mg
Coffee
95 mg
Dunkin' Original Blend (Small)
150 mg
FDA daily max · 400mg
Before bed

When can I drink Dunkin' Original Blend (Small) and still sleep?

Your Dunkin' Original Blend (Small) cutoff
You drink it at
Bedtime
Dunkin' Original Blend (Small) · 150 mg · assuming an average ~5 h half-life
At bedtime
49 mg
should be fine
Latest safe Dunkin' Original Blend (Small): 3:05 PM

How much caffeine is in Dunkin' Original Blend (Small)?

Even Dunkin's small Original Blend packs about 150 mg of caffeine in 10 oz, on par with a couple of home-brewed cups. It's a brisk start for the smallest size on the menu.

ServingCaffeineSugar
10 oz150 mg0 g

Small hot brewed.

Will Dunkin' Original Blend (Small) affect your sleep?

At 150 mg, a small Dunkin' needs around eight hours to fall under 50 mg, so an early-afternoon cup can linger into the evening. Morning is the safest slot if you want it cleared by bedtime.

Heads up
At 150 mg, a second Dunkin' Original Blend (Small) in a day pushes you toward the FDA’s 400 mg ceiling — and that’s before any coffee or tea. Log everything in the calculator to see your real daily total.

Source: Dunkin' official

Related drinks

Dunkin' Original Blend (Small) & sleep — FAQ

It can, even the small holds 150 mg, so an afternoon cup may still be above the 50 mg threshold by the time you head to bed.

Dunkin' Original Blend (Small) has 150 mg per 10 oz — about 38% of the FDA’s 400 mg daily maximum for healthy adults. That’s roughly 2 cups of coffee.

It depends on your bedtime and how fast you clear caffeine. Use the calculator above to see when Dunkin' Original Blend (Small) drops below the ~50 mg “ok to sleep” threshold for your bedtime.

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