Caffeine & Sleep
Energy drink

Caffeine in AMP Energy

142mg
per 16 oz
≈ 1 coffee≈ 2 Red Bulls36% of FDA daily max

Is that a lot?

AMP Energy is 36% of the FDA’s recommended daily maximum, in a single 16 oz.

Green tea
28 mg
Espresso
63 mg
Red Bull
80 mg
Coffee
95 mg
AMP Energy
142 mg
FDA daily max · 400mg
Before bed

When can I drink AMP Energy and still sleep?

Your AMP Energy cutoff
You drink it at
Bedtime
AMP Energy · 142 mg · assuming an average ~5 h half-life
At bedtime
47 mg
should be fine
Latest safe AMP Energy: 3:28 PM

How much caffeine is in AMP Energy?

AMP Energy carries about 142 mg of caffeine in a 16 oz can, a bit under two coffees' worth, with a sugary 58 grams alongside. It's a classic high-sugar energy can with a moderate-strong kick.

ServingCaffeineSugar
16 oz142 mg58 g

Will AMP Energy affect your sleep?

From 142 mg, AMP needs roughly seven hours to fall under 50 mg, so a mid-afternoon can can still be active at bedtime. The heavy sugar can compound the late-day buzz.

Source: Manufacturer label

Related drinks

AMP Energy & sleep — FAQ

It can, at 142 mg an afternoon AMP may still be above the 50 mg threshold at bedtime, and its sugar load can add to a wired feeling.

AMP Energy has 142 mg per 16 oz — about 36% of the FDA’s 400 mg daily maximum for healthy adults. That’s roughly 1 cup of coffee.

It depends on your bedtime and how fast you clear caffeine. Use the calculator above to see when AMP Energy drops below the ~50 mg “ok to sleep” threshold for your bedtime.

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