Ayush Kwath Develops Strong Immunity Improve Digestion Enhance Metabolic system. Herbal Remedy helps in relieving cough cold and respiratory problems. Suitable for Adults Kids Aged Men & Women. This is an easy and effective herbal concoction to strengthen the immune system and make it able to fight illnesses. Immunity is a protective shield that keeps infections viruses and illnesses at bay. Regular consumption of these would help you to stay secured from autoimmune diseases.