Source Naturals Sleep Science Melatonin, 1mg – 300 Vegan Lozenges

Customers find this melatonin supplement highly effective, working within 30 minutes and helping them sleep through the night without feeling groggy in the morning. The 1mg dosage is well-received, and customers appreciate that it dissolves quickly under the tongue. They like the orange flavor and consider it their favorite brand, with one customer noting it's the only brand that works for them.