Melatonin + elderberry, zinc, vitamins c & d. Supports revitalizing sleep. Supports immune health. No. 1 drug free sleep aid brand (nielsen x aoc, 52 weeks ending 09/11/21). Helps you get revitalizing sleep that is essential for a healthy immune system. What's inside: melatonin: for better sleep. Elderberry extract: known for its antioxidant benefit. Immune blend: powerful blend of zinc, vitamins c & d. A powerful blend to help you wake up refreshed. Natrol sleep + immune health capsules: no artificial flavors, sweeteners or preservatives. country of origin : usa, california is dairy free : yes is gluten free : yes is gmo free : yes is wheat free : yes size : 30 ct pack of : 1 selling unit : each