Sisu
Sisu Stress Rescue 250 mg L-Theanine (60 VCaps)
Natural stress relief that keeps you alert and focused
Skip or cancel anytime
Get Notified When It's Back
Enter your email and we'll let you know the moment this item is restocked.
One-time notification only. No spam.
Why Choose This Product
CALM FOCUS
Promotes relaxation without drowsiness — unlike sedating stress remedies that leave you foggy.
FAST ACTING
Absorbed quickly and works for hours, so you can handle stressful situations as they arise.
STRESS RELIEF
Reduces anxiety and makes challenging situations more manageable without habit-forming ingredients.
Is This Right For Me?
Answer 2 quick questions for a personalised answer
What's your main goal?
What's your biggest challenge right now?
How It Works
How It Works
L-theanine balances brain neurotransmitters and stimulates alpha brain waves — the same relaxed-yet-alert state you experience during meditation. This amino acid works with your body's natural chemistry to reduce stress response without interfering with mental performance.
Who It's For
Adults dealing with daily stressors like work pressure, presentations, or busy schedules who want calm focus without drowsiness. Perfect for those who get caffeine jitters or need better sleep quality after stressful days.
Who It's Not For
Those seeking immediate sedation for severe anxiety should consult a healthcare practitioner first.
About This Product
What It Does
Sisu Stress Rescue delivers 250mg of L-theanine to help you stay calm and focused during life's stressful moments. This natural amino acid works rapidly to reduce anxiety and improve mental performance without the drowsiness that comes with other stress remedies. Your body absorbs what it needs, when it needs it.
Why It Works
- ALPHA BRAIN WAVES: Stimulates the relaxed-yet-alert brainwave pattern found during meditation, promoting calm focus.
- NEUROTRANSMITTER BALANCE: Helps regulate brain chemicals that communicate stress signals between nerve cells.
- NON-SEDATING: Unlike anti-anxiety medications, provides relaxation without impairing mental clarity or causing dependency.
- CAFFEINE SYNERGY: Reduces jitters from coffee while maintaining alertness — the perfect combination for productive calm.
What's Inside
Each vegetarian capsule contains 250mg of L-theanine derived through bacterial fermentation, featuring Suntheanine — the clinically studied form. Free from dairy, wheat, gluten, soy, and peanuts.
Why we carry it: Sisu uses Suntheanine, the patented L-theanine with superior absorption and the most clinical research backing its effectiveness.
How to Take
Full Ingredients
| Medicinal Ingredients | |
| Servings Size: 1 VegCaps | |
| Servings Per Container: 60 | |
| Amount per Serving | |
| L-Theanine (fermentation) | 250 mg |
| Suntheanine | |
| Non-medicinal ingredients: microcrystalline cellulose, croscarmellose sodium, magnesium stearate (vegetable). | |
| Capsule shell: hypromellose.. | |
| Contains no dairy, wheat, gluten, soy, or peanuts. | |
Customer Reviews
11 reviews
Questions & Answers
Research & Science
Explore the dropdown below to view peer-reviewed literature related to Sisu Stress Rescue 250 mg L-Theanine (60 VCaps)
