• Calm Focus. Clinically Dosed.

    100mg Caffeine + 200mg L-Theanine

    Pharmacist formulated for smooth, jitter-free energy.

    Shop now → 
  • Clinically Clean. Zero Bullsh*t.

    Only 2 ingredients.

    100mg Caffeine + 200mg L-Theanine.

    Pharmacist formulated. No blends, no fillers, no surprises.

    Shop now → 

Why Caffeine + L-Theanine?

Caffeine gives you energy.

L-theanine keeps it under control.

Z-ENERGY combines 100mg caffeine with 200mg L-theanine — a clinically balanced ratio proven to enhance focus, reduce mental fatigue, and avoid the crash.

Pharmacist formulated. No fluff.

Formulated by a Pharmacist. Built for Focus.

Z-ENERGY was developed by an Australian pharmacist with one goal: create a clean, clinically balanced supplement that delivers real mental clarity — without the crash.

No fluff. No prop blends.

Just two ingredients at the right dose, backed by science.

Trusted by students, professionals, and anyone who needs to stay locked in.