57d50aa9_Health_Information_Library__Why
[Used for] 1 Star Heart Attack Refer to label instructions [Why] 
Taking vitamin B6 may reduce blood levels of homocysteine. High homocysteine levels have been linked to an increased heart attack risk. High blood levels of the amino acid homocysteine have been linked to an increased risk of heart attack in most,182 , 183 , 184 , 185 though not all,186 , 187 studies. A blood test screening for levels of homocysteine, followed by supplementation with 400 mcg of folic acid and 500 mcg of vitamin B12 per day could prevent a significant number of heart attacks, according to one analysis.188 Folic acid 189 , 190 and vitamins B6 and B12 are known to lower homocysteine.191 There is a clear association between low blood levels of folate and increased risk of heart attacks in men.192 Based on the available research, some doctors recommend 50 mg of vitamin B6, 100-300 mcg of vitamin B12, and 500-800 mcg of folic acid per day for people at high risk of heart attack.
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