Echinacea, Coptis & Yin Chiao immune support. Wellness herbal resistance liquid contains a powerful combination of herbs designed to help support your immune system. Echinacea and Coptis have been traditionally used to promote well-being while Yin Chiao, a valued traditional Chinese herbal complex, helps our bodies maintain a sense of balance. Suggested Use; 1 capsule three times daily. We have an in-house customer service team. Please contact us if you have any questions.