Can You Overdose on Melatonin?
Melatonin is a hormone that regulates sleep, but it's also available as a dietary supplement to help people fall asleep. While melatonin is generally considered safe, an overdose can occur if you take too much of it. In this article, we'll explore the risks and symptoms of a melatonin overdose.

What is Melatonin?

Melatonin is a hormone produced by the pineal gland, which helps regulate our sleep-wake cycles. The pineal gland releases melatonin in response to darkness, helping us fall asleep. Melatonin supplements are available in the form of capsules, gummies, and sleep patches. These supplements contain synthetic melatonin that's been extracted from the animal pineal gland or produced through microbial fermentation.

Yes, it's possible to overdose on melatonin, especially in children. Melatonin overdoses can occur when taking high doses, often exceeding 10 mg per day. While melatonin overdose is rare, it can lead to serious side effects, including dizziness, headaches, fatigue, and confusion. In children, melatonin overdose can be particularly hazardous, as their smaller bodies may struggle to process the excess melatonin.
- Drowsiness
- Dizziness
- Fatigue
- Headaches
- Confusion
- Nightmares
- Low blood pressure
- Fast heart rate
- Abnormal temperatures
Children are particularly vulnerable to melatonin overdose due to their smaller body size. In children, melatonin overdose can lead to vision problems, seizures, and even respiratory failure. According to a study, children taking high doses of melatonin supplements experienced increased risks of overdose, particularly when combining melatonin with other medications.