Zaccha Health

T-cell Activator product

Get Back the Immunity of Your Younger Days – Naturally

Ageing is inevitable, but your rate of decline is NOT.

Introducing T-Cell Activator™:

Clinically Proven GPComplex® Licorice Polysaccharide Capsules Help You Regain a Strong Immune System and Wake Up Energized Every Morning

It’s more than just an immune booster supplement — it’s designed to enhance T-cell activity, support healthy aging, and strengthen resilience from within.

If you're tired all the time, it may be your immune system that is struggling to keep up with your body’s demands.

That’s where T-cell Activator™ steps in as an energy booster for seniors and adults seeking improved immune balance and energy restoration.

clinically validated energy booster supplement icon

clinically
validated

100% natural plant based prebiotic supplement icon

100% natural
plant-based

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gmp certified
facility

third party lab tested supplement for boosting immune system icon

third party lab
tested

supplement to strengthen immune system, made in Singapore icon

made in
singapore

For many people, chronic conditions are seen as part of aging, thinking that nothing can be done to improve their condition.

They resign themselves to a lifetime of medication — hoping to keep symptoms under control, even if it means living with side effects.

Others continue to struggle daily with slow post surgery recovery, chemotherapy side effects, unable to live life to the fullest or remain independent and enjoy each day.

What many don’t realise is that these chronic conditions often share the same root cause: immune dysfunction and chronic inflammation—a key hallmark of immune aging

Understanding this connection is key to addressing the problem at its source.

energy supplement for senior | Zaccha

So What is Immune Aging?

Meet T-cells: a type of white blood cell that plays a critical role in our immune system.

They find and destroy viruses, bacteria, and even cancer cells. Healthy T cell function is essential for fighting cancer and infections, controlling inflammation, and supporting long-term health.

  • After the age of 40, our body’s T-cell production declines significantly due to thymic involution—the gradual shrinking of the thymus.
  • By age 50, T-cell output drops by about 75% compared to when we were 20.
  • And by age 70, this decline can reach a staggering 95%.

That means your body gradually loses its ability to fight back, as chronic inflammation silently causes ongoing damage.

You may experience these symptoms daily, including chronic fatigue, a lingering cough, digestive skin issues, poor sleep, loss of appetite, and frequently falling sick.

declining t-cell production graph
chronic conditions graph - zaccha
health challenges | Zaccha

Many seniors live with age-related conditions such as joint pain, diabetes, asthma etc . It’s also common to face what’s known as the “three highs” — high blood pressure, high blood sugar, and high cholesterol — along with chronic fatigue and slower recovery. These changes are signs that the body’s internal systems are under strain. Supporting immune balance and overall vitality becomes increasingly important to maintain energy, resilience, and long-term health.

But you might also be thinking: “But I’m already on medication. Isn’t that supposed to make me better?” The truth is, while medication manages symptoms, it doesn’t rebuild your immune defense.

But Here's the Good News

While aging is inevitable, your rate of decline is not.

Now, there’s a scientifically proven supplement that doesn’t just boost your system but activates your existing T cells, balances your immune response so your immunity can thrive again!

And These Are Not Baseless Claims

Backed by 20+ Clinical Studies AND Trusted by Over a Million Customers

IMPROVE QUALITY OF LIFE*

SUPPORTS BALANCED
IMMUNE RESPONSE*

supplement for boosting immune system | Zaccha

Maintains optimal
T-cell activity*

STRENGTHENS RESISTANCE AND RESILIENCE*​

Backed by 20+ Clinical Studies AND Trusted by Over a Million Customers

IMPROVE QUALITY OF LIFE

SUPPORTS BALANCED IMMUNE RESPONSE*

Maintains optimal
T-cell activity*

Strenghtens resilience
and resistance*​

SUPPORTS BALANCED IMMUNE RESPONSE*

IMPROVE QUALITY OF LIFE*

MAINTAINS OPTIMAL T-CELL ACTIVITY *

Strenghtens resilience and resistance*

With all the medications you may already be taking, you don’t need another supplement or expensive herb and tonic that don’t work.

Trust Singapore’s very own immune health solution—T-cell Activator™. It’s not another ordinary immune booster of the past—it’s a scientifically validated, natural supplement for the future.

Your immune system has been working hard for you 24/7. T-cell Activator™ is the best support you can give so it can do its job!

Introducing T-cell Activator™

Regain a Resilient Immune System

T-cell Activator™ is an immune health supplement designed for healthy aging. Formulated with GPComplex®a patented, evidence-based ingredient, clinically proven to promote rapid growth of T-cells — your body’s frontline defense against foreign invaders, including cancer cells.

It is not just a supplement for boosting the immune system; it’s clinically proven to regulate immune response and reduce inflammation.

By restoring immune balance, T-cell Activator™ supports active aging; it doesn’t just mask symptoms — it helps your body regain the strength to protect and heal itself.

Imagine fewer sick days, faster recovery, less reliance on medication, and long-term protection against age-related diseases. That’s the power of true immune modulation.

t-cell | immunity.Zaccha
elderly immune system

Remember when your appetite was good and your mind was clear? T-cell Activator™ helps bring that vitality back.

Thousands of users tell us that they experience improved sleep, healthier appetite, better digestion, and mental clarity — all signs that their immune system is back in balance. 

When your immune system is strong, you don’t just survive — you thrive.

Ingredient Spotlight

100% Natural Pure Herb Extract

The special bioactive polysaccharide, GPComplex®, comes from Chinese licorice root — one of the most treasured and widely used herbs in Traditional Chinese Medicine.

This powerful extract also provides prebiotic benefits, improving digestive function, especially for those looking for how to reduce bloating and remedies for bloating naturally. Imagine nourishing your gut with prebiotics that support healthy bacteria, enhance nutrient absorption, reduce inflammation, and help manage chronic conditions.

Through a proprietary extraction process that has won us multiple invention patents, all unwanted compounds are removed, leaving only the most powerful immune-enhancing component.

The Result? Maximum Effectiveness, with Zero Side Effects.

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the patent act 1994 certificate | immunity.zaccha
female Singaporean scientist looking at energy booster supplement through microscope

Scientific Proof

Undergone Phase 3 Clinical trial & Real World Efficacy

Less than 0.1% of immune health supplements are backed by Phase III clinical trials — the gold standard in research.

This ingredient has been scientifically proven safe and effective in large groups of real people.

In a clinical trial, GPComplex® was shown to enhance T-cell proliferati

55.1%

Growth rate of helper T-cell count: CD4

53.9%

Improvement in helper & killer T-cell ratio: CD4/CD8

35.9%

Growth rate of overall T-cell count: CD3

Phase II randomized, double blind, placebo-controlled, multi-center clinical trial with 240 patients with chronic bronchitis to evaluate the effectiveness and safety of GPComplex® in improving immune function.

ANTI-CANCER STUDIES
IMMUNE MODULATION STUDIES

Our scientific advisory board

DR. JEREMY LIM

AMILI Founder, Adjunct Faculty at NUS & Monash, WHO & World Bank Consultant

PROF. BIAN YU HONG | immunity.zaccha

PROF. BIAN YU HONG

Dean, School of Integrated Chinese and Western Medicine, Tianjin University; UK-trained immunologist; 100+ papers published

scientist DR. XU WEILI

DR. XU WEILI

PhD in Immunology (Singapore); expertise in immune aging, Dengue, COVID-19, cancers; >20 publications

How is T-cell Activator™ Different from Other Immune Booster Supplements or Herbs?

Unlike regular immune booster vitamins or supplements, T-cell Activator™ is clinically validated with Phase III trials, ensuring safety, efficacy, and real-world results.

It’s not only an immune booster, but also a comprehensive energy booster supplement that promotes active aging, combats chronic fatigue, and helps reduce inflammation naturally.

Join Thousands Who Have Benefitted From T-Cell Activator™

T-Cell Activator™ is ideal for adults who:

  • Want to maintain long-term health, promote vitality, resilience and healthy longevity
  • Want advanced immune support due to their chronic conditions like diabetes, COPD, osteoarthritis, hypertension to maintain vitality
  • Are recovering from cancer or a major illness and looking to use supplementation to help you improve physical condition and energy level in the recovery process

T-Cell Activator™ contains GPComplex®, a patented bioactive polysaccharide extracted from glycyrrhiza uralensis (commonly known as Chinese licorice root). It has been clinically proven to enhance T-cell activity and modulate response — helping your body defend against viruses, inflammation, and cancer cells. By restoring immune balance, it helps your body fight back, heal faster, and recover stronger.

GPComplex® activates T-cells and modulates immune responses through two pathways.

  1. Direct Interaction in the Gut: Some polysaccharides are partially absorbed or interact with immune cells in the gut-associated lymphoid tissue (GALT). Specialized antigen-presenting cells, such as dendritic cells and macrophages in Peyer’s patches and the lamina propria, recognize polysaccharides via TLRs (especially TLR). This triggers intracellular signaling cascades that enhance cytokine production, activate T-cells, and modulate the immune response.
  2. Microbiome-Mediated Interaction: Many bioactive polysaccharides act as prebiotics, feeding beneficial gut bacteria like Bifidobacteria and Lactobacilli. These microbes ferment the polysaccharides into short-chain fatty acids (SCFAs) and other metabolites, which can indirectly modulate immune responses. SCFAs influence TLR expression and signaling, helping maintain immune balance and reducing excessive inflammation

T-Cell Activator™ is made from 100% natural, plant-based polysaccharides. It has had no reported side effects in over 25 years of use.

It contains no synthetic chemicals or artificial additives — and is safe to take alongside other supplements or medications. If you have a known allergy to licorice or polysaccharides, consult your doctor before use.

T-cell activation and proliferation occur in several phases typically taking days to weeks. Immune modulation takes place typically 4 – 6 months. Our clinical studies have shown T-cell proliferation and immune modulation over the course of two months. Most people start noticing improvements in around 2 – 8 weeks — such as better energy, appetite, digestion and sleep. People with long standing health problems may take up to 6-8 months to feel an improvement. Effects vary according to your immune function, daily habits, and existing health conditions.

Yes. T-Cell Activator™ is a non-invasive, natural immune modulator and does not interfere with medication. There are no reported interactions between T-Cell Activator™ and medications. However, it is best to consult your health care provider if you have specific medical concerns.

 

Absolutely. T-Cell Activator™ is designed for long-term immune support and health maintenance.

For adults above 60s, who want to keep their immunity and body strong even as they age. We recommended taking it consistently, and on a daily basis for immune resilience, energy, and healthy aging.

Generally healthy or younger individuals who feel their immune system is out of balance, due to lifestyle or environmental factors, may choose to take it until they notice improvement.

Take 2 capsules daily for general immune support.

For those looking for additional support or are managing chronic health conditions, you may take 4 capsules daily (2 in the morning, 2 in the evening).

It is best taken on an empty stomach — consistency is more important than timing.

Unlike generic supplements or TCM herbs or supplements, the active ingredient in T-Cell Activator™ has undergone the most rigorous large-scale Phase III clinical trial proving its safety and its benefits in immune modulation, anti-inflammation, anti-infection, anti-cancer effect. 

To put this in context, out of all the supplements on the market, less than 10% have ever been tested in human studies. And when it comes to the most rigorous standard — Phase III human clinical trials — the number drops to less than 0.01%. 

Our extraction method has received multiple international patents, including a recent one in Singapore for enhancing T-cell proliferation. It is also patent-pending for the treatment of cancer-related fatigue.

This is where we truly stand out — not just with strong customer testimonials, but with real scientific innovation and validation at the highest level.

Regular shipping takes 2-3 business days. To qualify for next-day shipping, please place your order before 12 pm, Monday to Friday. Orders placed after 12pm on Friday will be processed and shipped the following Monday.

We offer a 30-days satisfaction guarantee. If you are not satisfied with the product, please contact our customer service to inititiate a return or exchange.

Feel the Difference for Yourself

Do you resign to chronic conditions OR will you take action to regain a healthy immune system and feel younger again? Don’t let your condition deteriorate to irreversible damage.

When you choose T-cell Activator™, you’re choosing more than a supplement — you’re choosing a path to better recovery, and a body that feels young again.

As part of our mission to help more people restore immune balance and improve their quality of life, we’re offering a special online price plus FREE next-day delivery — available for a limited time only!:

30 DAY SUPPLY

50 capsules

$ 190* (U.P 250)

supplement for boosting immune system

One-Time Purchase

100% natural plant-based

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Made in SG

Clinically validated

90 DAY SUPPLY

180 capsules

$ 450* (U.P 590)

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One-Time Purchase

100% natural plant-based

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Made in SG

Clinically validated

Brand Promise

The healthy aging supplement market is crowded with products that make big promises but deliver little impact. At Zaccha, we’ve spent decades researching, testing, and optimizing ingredients to create supplements that truly work.Using medicinal plants trusted for thousands of years, validated by human clinical studies, we produce immune system boosters that make a real difference.

research on t-cell

ABOUT US

We are a Singapore-based biotech company dedicated to advancing healthy longevity through natural, evidence-based nutraceuticals. Manufactured in a pharmaceutical-grade GMP facility in Singapore, our products meet the highest standards of safety, efficacy, and rigorous clinical validation.