Wellness Herbal Resistance Liquid is now available in convenient, vegetarian liquid-filled capsules. Designed to support your immune system, its powerful herbal formula combines echinacea, elderberry and goldenseal with Yin Chiao, a valued Chinese herbal complex. Source Naturals was created in 1982 to support each individual's potential to enjoy optimal health. Source Naturals' comprehensive Bio-Aligned Formulas help bring the power of alignment to your body. When formulating, we evaluate the underlying causes of system imbalances, and then provide targeted nutrition to interdependent body systems. Our line of more than 600 products also includes well-researched, single entity nutrients in their highest quality and most bioavailable forms.