Stress + Cortisol Support

Relax. Reset. Recover.

A daily raspberry drink mix that helps lower cortisol, quiet a busy mind and improve sleep โ€” with five clinically dosed, fully transparent ingredients.

Your daily power-up, formulated with:

  • ๐ŸŒฟ Ashwagandha Extract 600mg to lower cortisol & stress
  • ๐Ÿต L-Theanine for calm, focused relaxation
  • ๐ŸŒ™ Magnesium Glycinate for deeper, better sleep
  • ๐Ÿง  Phosphatidylserine to blunt the stress response
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Clinically Dosed
Third-Party Tested
Feel Calmer in Weeks
Free Shipping โ‚ฌ60+
Made in EU
โ˜…โ˜…โ˜…โ˜…โ˜… 2,180 Reviews

CORTIKILLER

Stress + cortisol support drink mix. Promotes calm, supports cortisol balance and improves sleep quality โ€” one raspberry stick a day.

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1 Pouch โ‚ฌ55,00
SAVE 15% 2 Pouches RECOMMENDED โ‚ฌ93.49
BEST VALUE 3 Pouches โ‚ฌ124.99

One pouch is a 25-day supply. We recommend 2โ€“3 months of daily use for best results.

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โ‚ฌ43.99 โ‚ฌ55,00 /Pouch
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๐ŸŽ FREE Sleep & Stress Reset Guide (โ‚ฌ29 value)

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โ‚ฌ55,00 /Pouch
Add to Cart โ€” โ‚ฌ43.99
๐Ÿ›ก๏ธ 90-Day Money-Back Guarantee โ€” no questions asked

WHO IT'S FOR

Is This For You?

If you check any of these boxes โ€” CORTIKILLER was made for you:

  • Discover CORTIKILLERยฎ
  • Ingredients and directions
  • Delivery and returns
Find Your Calm
CORTIKILLER

SIMPLE ROUTINE

How It Works

01

Mix 1 Stick Daily

Stir one raspberry stick into cold water โ€” anytime you need to unwind, or 30โ€“60 minutes before bed.

โ†’
02

Relax & Let It Work

The adaptogen blend does the work โ€” lowering cortisol, easing tension and calming a busy mind.

โ†’
03

Feel the Difference

Most people feel calmer within days, with cortisol and sleep benefits building over 2โ€“4 weeks โ€” or your money back.

THE FORMULA

No Proprietary Blends. Just Proven Doses.

Every ingredient is fully disclosed, clinically dosed, and backed by science.

๐ŸŒฟ
Ashwagandha Extract 600mg
+

A clinically studied adaptogen shown to lower cortisol and help your body adapt to everyday stress.

  • Lowers cortisol
  • Eases stress & tension
  • Supports a calm mood
  • Backed by clinical research
๐Ÿต
L-Theanine 200mg
+

An amino acid from green tea that promotes relaxed, calm focus โ€” without drowsiness or a crash.

  • Calm, focused energy
  • Reduces nervous tension
  • No drowsiness
  • Supports relaxation
๐ŸŒ™
Magnesium Glycinate 200mg
+

A highly absorbable form of magnesium that relaxes the body and nervous system and supports deeper sleep.

  • Promotes relaxation
  • Supports deeper sleep
  • Eases muscle tension
  • Calms the nervous system
๐Ÿง 
Phosphatidylserine 100mg
+

A phospholipid shown to blunt the cortisol response to stress and support mental clarity under pressure.

  • Blunts cortisol spikes
  • Builds stress resilience
  • Sharpens mental clarity
  • Helps prevent burnout
โ˜€๏ธ
Vitamin B6 10mg
+

Supports healthy neurotransmitter and mood balance, helping your body manage stress and fatigue.

  • Supports mood balance
  • Aids neurotransmitter production
  • Reduces fatigue
  • Supports the nervous system

REAL RESULTS

People Who Found Their Calm

โ˜…โ˜…โ˜…โ˜…โ˜… 4.9 from 2,180 reviews
SL
Sarah L.โœ“ Verified Purchase
โ˜…โ˜…โ˜…โ˜…โ˜…

"By the second week my racing thoughts at night finally quieted down. I fall asleep faster and wake up actually rested."

CORTIKILLER ยท 3 months

MT
Marcus T.โœ“ Verified Purchase
โ˜…โ˜…โ˜…โ˜…โ˜…

"I used to feel wired and on edge by mid-afternoon. One raspberry stick in the morning and I stay calm and focused all day."

CORTIKILLER ยท 2 months

PD
Priya D.โœ“ Verified Purchase
โ˜…โ˜…โ˜…โ˜…โ˜…

"The magnesium and ashwagandha combo is a game changer for my sleep and stress โ€” and it tastes great. Subscribed."

CORTIKILLER ยท Subscriber

๐Ÿ›ก๏ธ

ZERO RISK

90-Day Money-Back Guarantee

Give CORTIKILLER a full 90 days. Take one stick daily. If you don't feel calmer, less stressed and better rested โ€” contact us for a hassle-free full refund. No questions asked.

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QUESTIONS

Frequently Asked

CORTIKILLER is a daily stress + cortisol support drink mix. Five clinically dosed ingredients โ€” ashwagandha, L-theanine, magnesium glycinate, phosphatidylserine and vitamin B6 โ€” help you relax, balance cortisol and sleep better.
Mix one raspberry stick pack into cold water once a day. Take it whenever you need to unwind, or 30โ€“60 minutes before bed to support better sleep.
No. CORTIKILLER promotes calm without sedation. L-theanine supports relaxed, clear focus, so you can take it during the day without feeling foggy or sleepy.
Many people notice calmer, steadier energy within the first few days. Ashwagandha's cortisol and sleep benefits build over 2โ€“4 weeks of consistent daily use.
You're covered by our 90-day money-back guarantee. If you don't feel calmer and better rested, email us for a full refund โ€” no questions asked.
Yes. Edit, skip, or cancel at any time from your account โ€” no calls, no hassle.
โ˜…โ˜…โ˜…โ˜…โ˜… CORTIKILLER
Add to Cart โ€” โ‚ฌ43.99