Eternia L-Theanine

L-Theanine 200mg – Controlled Energy. Sharpened Focus.

Stay sharp — without the noise.

L-Theanine is a powerful amino acid known for creating a state of calm, controlled focus, allowing you to think clearly, perform consistently, and stay composed under pressure.

Each capsule delivers 200mg of high quality L-Theanine, helping you eliminate mental clutter while maintaining peak cognitive performance.

Why It Works

Most people rely on stimulation to stay productive but that often leads to jitters, crashes, and burnout.

L-Theanine works differently.

By increasing alpha brain wave activity, it puts your mind into a state of relaxed precision. Calm, but highly alert. Focused, but not overstimulated.

Key Benefits

• Sharpens focus without overstimulation
• Reduces stress while maintaining mental performance
• Smooths out caffeine for clean, stable energy
• Supports consistent mood and mental clarity
• Helps you stay composed in high-pressure environments

Built for Performance

Whether you’re building, training, or pushing through long days, L-Theanine helps you stay locked in, not wired. 

And when the day is done, it can also be used in the evening to help you unwind and switch off, without grogginess.

This is control over your state. Not just energy.

Product Details

• 200mg L-Theanine per capsule
• 60 capsules per bottle

The Eternia Standard

Precision-formulated supplements designed for long-term performance, clarity, and control.

No fillers. No shortcuts. No compromises.