Source Naturals Melatonin, Helps Promote Sleep* – 5 mg – 200 Peppermint Flavored Lozenges

Customers find this melatonin supplement effective, with many noting it works almost instantly and helps with sleep regulation. The supplement dissolves easily under the tongue, and customers appreciate its pleasant taste and pure quality. They report feeling better after taking it, and one customer mentions it takes about 10 minutes to dissolve.