Herbalife Best defense - Immune vitamins to help boost immune system. Herbalife Best Defense effervescent drink boosts your immunity. Support your body’s immune system with Best Defense. Take Herbalife Best Defense as soon as you begin to feel under the weather, before entering crowded environments, or whenever you feel your immune system is  stressed. 

Herbalife Best Defense

Robust, standardized source of immune-boosting echinacea.* 1,000 mg Vitamin C, a powerful antioxidant. 25 mg zinc sulfate to stimulate your cellular immune defense.*˛ Convenient and portable for on-the-go use. Herbalife Best Defense boosts and supports your immune system whenever you feel under the weather and helps you stay well so you can remain active.* Factors that impair the immune system include: stress, nutrient deficiencies, contaminated air, water and food, unhealthful lifestyles and unhealthy habits.