This may include vegetarians or vegans who dont plan their diet carefully ( summary Vitamin B12 can be found in animal products, as well as foods fortified with it
For example, a study of MTHFR polymorphism genotypes in colorectal cancer patients reported that the frequency of methylated Bcl-2 promoter was significantly higher in individuals with CC genotype than that of those with CT and TT genotypes, and a significant difference of C and T alleles distribution were observed between patients with methylated and unmethylated Bcl-2 promoter 35
Chai W, Aylor K, Liu Z, Gan LM, Michalsson E, Barrett E
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To ease palpitations, try one (or more) of these actions: Depending on your health, your provider may recommend trying vagal maneuvers that are more intense, like putting your face in a bowl of cold water, rather than giving it a splash