Your immune health, redefined
Our mission is simple—to help you stay strong, healthy, and vibrant, so you can enjoy life’s best moments at every age.
Our story begins with family
“Over 25 years ago, my father’s discovery of bioactive polysaccharide, sparked his life’s mission—to unite ancient wisdom with modern science and develop safe, effective solutions that strengthen the body’s natural defences.
Seeing how it transformed thousands of families, including my own, inspired me to carry his work forward. Today, Zaccha carries forward his legacy, bringing GPComplex® to more people worldwide and empowering them to take charge of their immune health.”
Summer Song, Co-founder, Zaccha
20 years
Market Validation
20 milLION
Research Dollars
1 milLION
Customers Tried & Tested
20+
Published Papers
5 Patents
Invention & Innovation
25 years
Research Studies
We’re not here to sell supplements—we’re here to help you thrive
Grounded in Science
Patented innovation with 25+ years of research—real results, not just anecdotes
Safe for Long-Term Use
100% natural ingredients trusted for centuries, proprietary extraction for purity and safety
Driven by Purpose
Born from a family’s dedication to wellness and fueled by the desire to help others thrive
Watch Mr. Lim’s story
Find out why the President of Singapore Chinese Medicines And Health Products Merchant Association chooses to support his immune health with T-CELL ACTIVATOR™
Invest in your immune health now, live well for decades to come
Consistency is key in immune health. Stay on track with our quarterly subscription. Enjoy exclusive savings, invitations to members-only events, and referral rewards when you share immune health with the people you love.
