On September 24, 2015, the Board issued an Exposure Draft of the proposed Accounting Standards Update, Notes to Financial Statements (Topic 235): Assessing Whether Disclosures Are Material. The due date for comment letters is December 8, 2015.
The most well known vitamins for circulation are from the B complex group. Livestrong.com explains that these vitamins are most effective when working together in a grouping, with vitamins B6, B12, B1 and B3 all providing some benefit to the circulatory system.
Folate has also been shown to work together with vitamin B6 and vitamin B12 to decrease the risk of heart attack, stroke or loss of circulation in the hands and feet. Food sources include liver, yeast extract, citrus juices and fruits, beans, nuts, seeds, liver, dark green leafy vegetables.