Lung cancer: Increased risk may be linked to vitamin supplement intake

dailyrecord.co.uk:

A popular vitamin supplement has been linked to an increased risk of lung cancer. A recent study published by the European Journal of Cancer Prevention found that Vitamin B12 intake - despite many health benefits - could also lead to health consequences.

Cancer research is carried out around the world in a bid to reduce the number of people dying from the deadly disease. Lifestyle is a huge factor when it comes to the risk of all forms cancer.It is well known that weight, diet and smoking can increase or reduce your risk.

But vitamin supplements have recently been linked to the lung cancer specifically, reports The Express.Vitamin B12 performs many important roles in the body, such as aiding the development and function of the central nervous system.The vitamin is found in meat, fish, eggs, dairy products, yeast extract (such as Marmite) and specially fortified foods.Some people may need to supplement with B12 if they become deficient, but supplementation can pose risks as you can take too much.The recent study found a significant association between lung cancer risk and higher levels of B12.The researchers in the study noted that "previous epidemiological studies reported associations between dietary vitamin B12 intake and lung cancer risk, more studies are warranted to clarify this association in different populations".To plug this gap, researchers examined the association between dietary B12 intake and lung cancer risk in the Singapore Chinese Health Study.This an ongoing prospective cohort study of 63,257 Singaporean Chinese men and women, 45–74 years of age at enrollment during 1993–1998.The study participants were followed up for incidence of lung cancer for up to 25 years.Dietary vitamin B12 intake was derived