The Serene Herbs Premium Black Seed Bitters are a natural and organic herbal supplement designed for adult use. With a main purpose of detox, immune support, and digestive health, this liquid formulation is administered orally after meals and comes in a 16 fl oz volume. Made in the United States, these black seed bitters offer a unique herbal scent and are sealed with a long expiration date of 12/2027, making them a reliable choice for achieving and maintaining optimal health.