1. Reid, I. R., Mason, B., Horne, A., Ames, R., Reid, H. E., Bava, U., … & Gamble, G. D. (2006). Randomized controlled trial of calcium in healthy older women. The American journal of medicine119(9), 777-785. 
  2. Pravina, P., Sayaji, D., & Avinash, M. (2013). Calcium and its role in human body. International Journal of Research in Pharmaceutical and Biomedical Sciences4(2), 659-668. 
  3. Dawson-Hughes, B., Heaney, R. P., Holick, M. F., Lips, P., Meunier, P. J., & Vieth, R. (2005). Estimates of optimal vitamin D status. 
  4. Roth, C., Magnus, P., Schjølberg, S., Stoltenberg, C., Surén, P., McKeague, I. W., … & Susser, E. (2011). Folic acid supplements in pregnancy and severe language delay in children. Jama306(14), 1566-1573. 
  5. Stoltzfus, R. J., & Dreyfuss, M. L. (1998). Guidelines for the use of iron supplements to prevent and treat iron deficiency anemia (Vol. 2). Washington, DC: Ilsi Press. 
  6. Depeint, F., Bruce, W. R., Shangari, N., Mehta, R., & O’Brien, P. J. (2006). Mitochondrial function and toxicity: role of the B vitamin family on mitochondrial energy metabolism. Chemico-biological interactions163(1-2), 94-112. 
  7. Oosthuizen, W., Vorster, H. H., Jerling, J. C., Barnard, H. C., Smuts, C. M., Silvis, N., … & Venter, C. S. (1994). Both fish oil and olive oil lowered plasma fibrinogen in women with high baseline fibrinogen levels. Thrombosis and haemostasis72(10), 557-562. 
  8. Asserin, J., Lati, E., Shioya, T., & Prawitt, J. (2015). The effect of oral collagen peptide supplementation on skin moisture and the dermal collagen network: evidence from an ex vivo model and randomized, placebo‐controlled clinical trials. Journal of cosmetic dermatology14(4), 291-301. 
  9. Falagas, M. E., Betsi, G. I., Tokas, T., & Athanasiou, S. (2006). Probiotics for prevention of recurrent urinary tract infections in women. Drugs66(9), 1253-1261.