Bottom line up front:

Melatonin is a naturally occurring hormone that helps with circadian rhythm and sleep cycle.

 

What is it?

Per the NIH, melatonin is a hormone that your brain produces in response to darkness. It helps with the timing of your circadian rhythms (24-hour internal clock) and with sleep. Being exposed to light at night can block melatonin production.

 

What does that mean?

It helps your sleep/wake cycles

(It helps you sleep)

 

Why might you take it?

Trouble sleeping

 

How much can I take?

0.5mg – 10mg

 

What happens if I don’t get enough?

Probably nothing

 

What happens if I take in too much?

Nausea

Headaches

Dizziness

Nightmares

Anxiety

Joint pains

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What can I eat?

Eggs

Fish

Nuts

Mushrooms

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Final take:

Melatonin naturally occurs in the body. You can take supplements to help support this. You can find it naturally in foods too!