The safe dosage of melatonin for a 20-year-old should be determined by a healthcare provider based on individual needs.
20 mg of melatonin is a very high dose and should not be used in children without medical supervision.
Consult a healthcare provider for guidance on sleep solutions for a 17-year-old.
Melatonin gummies can help regulate sleep-wake cycles and may be useful for overcoming jet lag or occasional sleep disturbances.
Sleep difficulties in a 16-year-old may have various causes, including stress or underlying sleep disorders; consult a healthcare provider.
Some studies suggest that high doses of melatonin may affect heart rhythm, so consult a healthcare provider if you have heart issues.