5-HTP 100 mg is a drug-free plant-derived source of an amino acid that naturally increases the body's level of serotonin, which contributes to your mood and well being.†

• Promotes normal nerve and brain function†
• Supports a positive mood†

For additional formula information, view the Supplement Facts panel. 

All Windmill supplements are manufactured in the United States in an FDA-inspected facility whose cGMP (current Good Manufacturing Practice) are independently verified by qualified certification organizations.

Free of artificial colors, flavors, and preservatives. Windmill is a trusted name that has been providing America with quality supplements for over 45 years.

Gluten-Free