Most people don’t associate melatonin with cancer. The benefits are well understood when it comes to sleep and insomnia.
Many people don’t realize that there are a high number of melatonin receptors on immune cells and that melatonin as anti-tumor effects. This essentially makes it a vital adjunct to conventional therapy as well as post-treatment. What’s more, it helps to reduce some of the common side effects of chemotherapy and radiation treatment.
Melatonin has also been shown to enhance the effectiveness of Tamoxifen (a common breast cancer drug).
All in all, high-dose melatonin is shaping up to be a powerhouse of a supplement when it comes to cancer treatment and post-treatment support.
https://www.ncbi.nlm.nih.gov/pubmed/22271210
https://www.ncbi.nlm.nih.gov/pubmed/25062775