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Reviews

Real people.
Real focus.

Over 1,200 verified reviews. Here is what people are saying.

4.9
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1,247 reviews
5β˜…
84%
4β˜…
11%
3β˜…
3%
2β˜…
1%
1β˜…
1%
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March 2026

β€œI replaced my morning coffee entirely. It kicks in quicker, there are zero jitters, and I can actually feel the difference in focus. Peppermint is the perfect flavor to start the day.”

James R.Verified
Peppermint3 Pack
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March 2026

β€œFinally a product that does exactly what it says. Cinnamon flavor is incredible and I notice a real difference within minutes. The crash-free part is 100% real.”

Sophia K.Verified
Cinnamon6 Pack
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February 2026

β€œUse it before training sessions and during long work blocks. Cleaner than pre-workout, sharper than coffee. The 6-pack deal is outstanding value.”

Marcus T.Verified
Ice Mint6 Pack
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February 2026

β€œI study for bar exams and focus is everything. Nerva gives me 3-4 solid hours of clarity without needing to grab another coffee. Game changer.”

Priya M.Verified
Spearmint3 Pack
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January 2026

β€œWas skeptical at first but tried the strawberry flavor on a whim. Completely converted. Ordering the 6-pack next time.”

Daniel W.Verified
Strawberry1 Pack
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January 2026

β€œThe subscription model is brilliant. Set it and forget it, and I never run out. The peppermint actually makes my breath better while I focus. Perfect combo.”

Aisha L.Verified
Peppermint3 Pack
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December 2025

β€œWorks as advertised. Felt it within about 4-5 minutes on an empty stomach. The cinnamon is a bold choice but I love it. Would give 5 stars if they made a plain mint option too.”

Tom B.Verified
Cinnamon3 Pack
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December 2025

β€œI work in finance. Long hours, back-to-back calls, tight deadlines. Nerva has become part of my daily toolkit. Ice mint is clean and fresh.”

Rachel S.Verified
Ice Mint6 Pack
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November 2025

β€œBought this to help with afternoon energy dips. It nails it. No spike-and-crash, just steady clear-headed energy for 3-4 hours.”

Chris O.Verified
Spearmint3 Pack

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1,200+ verified reviews and counting. Same clean focus, zero crash. Pick your flavor and see why people ditch the coffee run.

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