Vitamin B-12 is required for brain functions, red blood cell production, and healthy nerve tissues. Vitamin B-12 occurs naturally in animal products, including meat, dairy products, and eggs. Those who do not consume meat like vegetarians and vegans, as well as those who have difficulty digesting proteins, can take a vitamin B12 supplement...Read more | | | | | Most adults get sufficient amounts of vitamin B12 from their diets; however, the elderly, those with certain medical conditions such as diabetes, Crohn’s disease, and pancreatic disease, those who take certain medications such as heartburn medicines ...Read more. | | | | No longer want to receive these emails? Unsubscribe. Vita Living P. O. Box 711002 Oak Hill, Virginia 20171 | | | | |