Z-Stack

Boost your immune system with zinc and other essential vitamins.

After years of independent clinical research by Dr. Zev Zelenko, Z-Stack was formulated to contain the top 4 most powerful immune support supplements – all in one small capsule.

Z-Stack’s science-backed formulation boosts your immune system so that you can recharge your natural body’s defense and healing abilities.

Each ingredient plays a vital role in keeping your immune system at its best.

Vitamin C is an essential nutrient for healthy immune system response, helping enhance your upper respiratory system.

Vitamin D3 helps your body absorb essential nutrients.

Zinc helps the body activate immune system.

Quercetin helps to strengthen immune system.

Every vitamin in Z-Stack™ has a purpose and was formulated with your immune system in mind.