Melatonin and vitamin D as potential synergistic adjuvants for cancer therapy (Review)
Abstract
Significant advancements have been made in cancer therapy; however, limitations remain with some conventional approaches. Adjuvants are agents used alongside primary treatments to enhance their efficacy and the treatment outcomes of patients.
Modern lifestyles contribute to deficiencies in melatonin and vitamin D. Limited sun exposure affects vitamin D synthesis, and artificial light at night suppresses melatonin production.
Both melatonin and vitamin D possess anti‑inflammatory, immune‑boosting and anticancer properties, rendering them potential adjuvants of interest.
Studies suggest melatonin and vitamin D supplementation may address antioxidant imbalances in lip, oral and pharyngeal cancers.
Moreover, promising results from breast, head and neck, brain, and osteosarcoma research indicate potential for tumor growth inhibition, improved survival, and a better quality of life of patients with cancer.
The radioprotective properties of melatonin and vitamin D are another exciting area of exploration, potentially enhancing radiotherapy effectiveness while reducing side effects.
For its part, the sleep‑promoting effects of melatonin may indirectly benefit patients with cancer by influencing the immune system. Thus, the prevalence of vitamin D and melatonin deficiencies highlights the importance of supplementation, as lower levels can worsen side‑effects from cancer treatments.
The present review explores the potential of combining melatonin and vitamin D as synergistic adjuvants for cancer therapy.
These agents have shown promise individually in cancer prevention and treatment, and their combined effects warrant investigation.
Therefore, large‑scale controlled trials are crucial to definitively determine the optimal dosage, safety and efficacy of this combination in improving the lives of patients with cancer.
NOTE: This publication cites DBM (The Di Bella Method):
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Ref #220: Di Bella G. - The Di Bella Method (DBM) improved survival, objective response and performance status in a retrospective observational clinical study on 122 cases of breast cancer. NeuroEndocrinol Lett 32: 751‐762, 2011;
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Ref #221: Di Bella G. and Colori B. - The Di Bella Method (DBM) improved survival, objective response and performance status in a retrospective observational clinical study on 23 tumours of the head and neck. Neuro Endocrinol Lett 33: 249‐256, 2012;
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Ref #222: Di Bella G., Borghetto V. and Costanzo E. - A retrospective observational study on cases of anaplastic brain tumors treated with the Di Bella Method: A rationale and effectiveness. NeuroEndocrinol Lett 42: 464‐483, 2021;
- Ref #223: Di Bella G., Di Bella L., Borghetto V., Moscato I. and Costanzo E. - A retrospective observational study on cases of osteosarcomas treated with a multitherapy: The rationale and effectiveness. Neuro Endocrinol Lett 43: 173‐179, 2022;
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Ref #224: Norsa A. and Martino V. - Somatostatin, retinoids, melatonin, vitamin D, bromocriptine, and cyclophosphamide in advanced non‐small‐cell lung cancer patients with low performance status. Cancer Biother Radiopharm 21: 68‐73, 2006;
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Ref #225: Norsa A. and Martino V. - Somatostatin, retinoids, melatonin, vitamin D, bromocriptine, and cyclophosphamide in chemotherapy‐pretreated patients with advanced lung adenocarcinoma and low performance status. Cancer Biother Radiopharm 22: 50‐55, 2007.
See also:
- Official Web Site: The Di Bella Method;
- Melatonin use in cancer patients have started in 1974, when melatonin prepared according to Prof. Di Bella’s formulation [...]. For 11 days was administered to the patient, admitted to the general medical ward at the Maggiore-Pizzardi Hospital in Bologna, very slowly (over approx. 8 hours) and intravenously administered 1000 mg of melatonin for 11 days. During the course of each day, the patient was intravenously administered 4 saline drips of 500 ml, each containing ten 25 mg bottles of freeze-dried melatonin, lasting 2 hours, totaling 1000 mg per day. No other drug of any kind was administered in order to ascertain the effect of the MLT without interference [...]. From Melatonin with adenosine solubilized in water and stabilized with glycine for oncological treatment - technical preparation, effectivity and clinical findings;
- About Melatonin - In vitro, review and in vivo publications;
- Publication: Melatonin anticancer effects: Review (from Di Bella's Foundation);
- Publication: Key aspects of melatonin physiology: 30 years of research (from Di Bella's Foundation);
- Solution of retinoids in vitamin E in the Di Bella Method biological multitherapy;
- The Di Bella Method (A Variable Part - Selenium methonine, 40 μg capsules, twice a day);
- Somatostatin in oncology, the overlooked evidences - In vitro, review and in vivo publications;
- Publication, 2018 Jul: Over-Expression of GH/GHR in Breast Cancer and Oncosuppressor Role of Somatostatin as a Physiological Inhibitor (from Di Bella's Foundation);
- Publication, 2019 Aug: The Entrapment of Somatostatin in a Lipid Formulation: Retarded Release and Free Radical Reactivity (from Di Bella's Foundation);
- Publication, 2019 Sep: Effects of Somatostatin and Vitamin C on the Fatty Acid Profile of Breast Cancer Cell Membranes (from Di Bella's Foundation);
- Publication, 2019 Sep: Effects of somatostatin, curcumin, and quercetin on the fatty acid profile of breast cancer cell membranes (from Di Bella's Foundation);
- Publication, 2020 Sep: Two neuroendocrine G protein-coupled receptor molecules, somatostatin and melatonin: Physiology of signal transduction and therapeutic perspectives (from Di Bella's Foundation);
- The Di Bella Method (A Fixed Part - Vitamin C/Ascorbic Acid, 2–4 grams, twice a day orally);
- The Di Bella Method (A Fixed Part - Dihydrotachysterol, Alfacalcidol, synthetic Vitamin D3);
- Vitamin D (analogues and/or derivatives) and cancer - In vitro, review and in vivo publications;
- The Di Bella Method (A Fixed Part - Bromocriptine and/or Cabergoline);
- Prolactin inhibitors in oncology - In vitro, review and in vivo publications;
- Beta-Carotene or β-carotene in Solution of retinoids in vitamin E in the Di Bella Method biological multitherapy;
- The Di Bella Method (A Fixed Part - Calcium, 2 grams per day, orally);
- The Di Bella Method (A Variable Part - Clioquinol, 125 μg capsules);
- The Di Bella Method (A Variable Part - Chondroitin sulfate, up to 3-4 grams per day, orally);
The Di Bella's Method: Use of Melatonin, Vitamin D and pseudo-Metronomic Chemotherapy Cyclophosphamide and/or Hydroxyurea - together with others chemical compounds - in several Oncological Pathologies:
- Complete objective response to biological therapy of plurifocal breast carcinoma;
- Pleural Mesothelioma: clinical records on 11 patients treated with Di Bella's Method;
- Malignant pleural mesothelioma, stage T3-T4. Consideration of a case study;
- Neuroblastoma: Complete objective response to biological treatment;
- Large B-cells Non-Hodgkin's Lymphoma, Stage IV-AE: a Case Report;
- Non-Hodgkin's Lymphoma, Stage III-B-E: a Case Report;
- Oesophageal squamocellular carcinoma: a complete and objective response;
- Pancreatic Adenocarcinoma: clinical records on 17 patients treated with Di Bella's Method;






