Sleep Aid: Consult a health care practitioner if sleeplessness persists continuously for more than 4 weeks (chronic insomnia). All Uses (Except Sleep Aid): Consult a health care practitioner if symptoms persist or worsen. All Uses: Consult a health care practitioner prior to use if you are pregnant or breastfeeding, or if you are taking carbidopa or drugs/supplements with serotonergic activity. These may include, but are not limited to, L-tryptophan, S-adenosylmethionine (SAMe), St. John’s wort, antidepressants, pain killers, over-the-counter cough and cold medication containing dextromethorphan, antinausea medication and anti-migraine medication. Stop use and consult a health care practitioner if you show signs of weakness, oral ulcers, abdominal pain accompanied by severe muscle pain or if you experience skin changes . Avoid taking with alcohol or products that cause drowsiness . Do not use this product if you have scleroderma . Some people may experience drowsiness. Exercise caution if operating heavy machinery, driving a motor vehicle, or involved in activities requiring mental alertness. Some people may experience diarrhea, nausea, vomiting, and abdominal pain. Keep out of reach of children. Allergens: Contains no artificial colours, preservatives, or sweeteners; no dairy, starch, sugar, wheat, gluten, yeast, soy, corn, egg, fish, shellfish, animal products, salt, tree nuts, or GMOs. Suitable for vegetarians/vegans. Sealed for your protection. Do not use if seal is broken. For freshness, store in a cool, dry place.