Many of my patients, over the years, have taken melatonin. Many other patients have asked me about it, but I’ve never had much to say. I hadn’t heard anything particularly bad about it, but couldn’t really recommend it. “Research melatonin” has been on my “To Do” list for a long time.
So here’s what I’ve discovered: Melatonin is a hormone. I’ve known that since medical school, of course, but that fact has struck me as peculiar these past few weeks. Why? Because it’s sold over the counter, and many people take massive amounts of it. No other hormone is available like this. The use of other hormones, such as insulin and thyroid hormone, need careful monitoring. Is melatonin so universally safe that it can be taken at any dose, for however long? The more we learn about melatonin, the less that seems to be the case. Read more »
*This blog post was originally published at Making Sense of Medicine*