Remedi 5-HTP 100mg L-5-hydroxytryptophan is an alternative to L-Tryptophan that can increase serotonin levels, a brain neurohormone. This neurohormone is part of the regulation of appetite control and mood. Other popular uses are for sleep, anxiety, insomnia and weight management. Made without the following common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, soybeans, corn, sesame, and yeast. No synthetic colors, flavors, or preservatives. Vegan and Non- GMO.*