Melatonin, calcium (as dibasic calcium phosphate), croscarmellose sodium, cellulose gel, magnesium stearate.
Warnings: do not use this product unless advised by a physician if you are pregnant, attempting to become pregnant or nursing; or if you are taking any medications or have any chronic disease, including hypertension (high blood pressure), diabetes, or an endocrine, auto-immune, depressive, bleeding or seizure disorder. Side effects may include headaches, dizziness, nausea or loss of appetite. Do not take melatonin while operating a motor vehicle or machinery. Not intended for individuals under the age of 18. Consult your physician if you are experiencing persistent sleep difficulties or for use beyond four weeks.