Glucosamine by Stark Pharm is a...
AllNutrition - Melatonin Dietary Supplement - Melatonin, known as the "sleep hormone".
Swanson Melatonin contains melatonin, which helps control your sleep/wake cycle.
Swanson 5-HTP & Melatonin contains 5-HTP and melatonin, which regulates the sleep-wake cycle.