Discover the patented Canadian breakthrough that helps your body naturally produce glutathione—your body's master antioxidant—for healthy immune function, cellular protection, and healthy aging. Clinically researched for more than 40 years.
For more than 40 years, Immunocal has been pioneering a unique approach to wellness by helping the body naturally produce more glutathione—often called the body's master antioxidant. Backed by over 80 patents and extensive scientific research, Immunocal provides the building blocks your body needs to make its own glutathione, supporting healthy immune function and overall wellness. Today, millions around the world trust Immunocal as part of their healthy aging journey.
Yet it is involved in nearly every cell of your body.
Glutathione helps support:
Healthy immune function
Cellular antioxidant protection
Healthy aging
Exercise recovery
Detoxification processes
Energy production
Unfortunately, glutathione levels naturally decline with age, stress, poor diet, pollution, illness, and intense exercise

Explore our collection of short educational videos about Immunocal, glutathione, cystine, and nutritional science.
Watch doctors, healthcare professionals, researchers, and experienced users discuss topics including:
What is Immunocal?
Why is glutathione important?
The science behind Immunocal
Doctors & professionals discuss Immunocal
How to use Immunocal
Research & clinical studies
Product education and real-life experiences
New videos will be added regularly, so check back often to discover more.
Disclaimer: This content is provided for educational and informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.

Instead of supplying glutathione itself, it provides the patented bonded cystine protein building blocks your body uses to produce its own glutathione naturally.
Take Glutathione ❌
Poor stability ↓
Limited benefit ↓
Immunocal ✅
Provides cystine building blocks
Body makes its own glutathione


Clinical Education & Professional Experience
Browse the video library below featuring discussions, demonstrations and educational presentations about glutathione and Immunocal.
Continue exploring the videos above to hear educational discussions from doctors and other presenters about glutathione, Immunocal and cellular wellness.
View or download the Immunocal product catalog below.

Verified Product User
Science-backed and it shows. My sleep improved, my stress feels lower, and I’ve got more energy throughout the day.

Verified Product Use
Within a few weeks, I noticed a real difference in my energy levels. It feels like my body is finally working with me, not against me.

Verified Product User
“As someone who’s tried every supplement under the sun, this is the first one that actually delivered what it promised. Game-changer.”
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This is a PThis product is not intended to diagnose, treat, cure, or prevent any disease. Please consult with a physician or other healthcare professional regarding any medical or health-related diagnosis or treatment options.
Testimonials reflect individual experiences and are not a guarantee of income, Earnings and bonuses are not guaranteed and depend on individual effort, business skills, and market conditions, Results are not typical. Please consult Immunotec Income Statement (IDS) for average earnings.
