Z-Stack® Original
Your all-in-one formula for immune system maintenance and support.
Z-Stack is one of Dr. Zelenko's premier products that he specifically designed which may support your body's natural immune system.
With decades of experience as a family doctor, the knowledge
Dr. Zelenko gained over the years led to him formulating his own supplement which we now know as Z-Stack.
Developed with Real, All-Natural ingredients.
The ingredients in Z-Stack – Vitamin C, D, Zinc and Quercetin – work synergestically to maximize absorption of each other and support healthy cellular activity.
Vitamin C
Quercetin
Vitamin D3
Zinc
Vitamin C
Vitamin C has been shown to play a complex, protective role against toxic compounds formed from oxidized lipids and may support overall immune health.
Quercetin
Quercetin may promote a healthy inflammatory response. This nutrient may help your body better absorb and utilize vital nutrients like Vitamin C.
Vitamin D3
Vitamin D has been shown to increase intestinal calcium and phosphate absorption.
Zinc
Zinc is a nutrient found throughout your body that may support your immune system and metabolic function
The ingredients in Z-Stack – Vitamin C, D, Zinc and Quercetin – work synergestically to maximize absorption of each other and support healthy cellular activity.
Learn how Z-Stack plays a role in supporting your immune health
Vitamin C and Zinc team up to fortify your immune system, giving you the defense needed to fight off daily threats.
Quercetin promotes a balanced inflammatory response, helping your body stay resilient under stress
Quercetin enhances the absorption of Vitamin C, maximizing its impact for better overall health
Vitamin D3 increases calcium and phosphate absorption, strengthening your bones and muscles while boosting immune health.
Vitamin C and Zinc team up to fortify your immune system, giving you the defense needed to fight off daily threats.
Quercetin promotes a balanced inflammatory response, helping your body stay resilient under stress
Quercetin enhances the absorption of Vitamin C, maximizing its impact for better overall health
Vitamin D3 increases calcium and phosphate absorption, strengthening your bones and muscles while boosting immune health.
