Prescription Drugs Can Lead to Vitamin and Mineral Deficiencies

The use of prescription drugs is often overlooked as a major factor that contributes to nutritional deficiencies. Typically, the focus is placed on diet and perhaps some lifestyle issues, but many are unaware that the medications they use are possibly creating additional health problems that may not become apparent for a long time. Drug-induced nutrient depletion is a health threat that is not acknowledged by the majority of health care practitioners and it's not because of a lack of information about the subject, because many studies have been published that document the drug-induced depletion of nutrients.

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Folic Acid Fortification: History, Effect, Concerns, and Future Directions

Periconceptional intake of folic acid is known to reduce a woman’s risk of having an infant affected by a neural tube birth defect (NTD). National programs to mandate fortification of food with folic acid have reduced the prevalence of NTDs worldwide. Uncertainty surrounding possible unintended consequences has led to concerns about higher folic acid intake and food fortification programs. This uncertainty emphasizes the need to continually monitor fortification programs for accurate measures of their effect and the ability to address concerns as they arise. This review highlights the history, effect, concerns, and future directions of folic acid food fortification programs.

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Vitamin B12 (Cyanocobalamine) - When, How, and Why to Supplement

By Ken Adams, M.D. and Scott E. Conard, M.D.

Sources and Physiologic Functions

Sources

Liver, kidney, muscle meats, eggs, cheese, milk, and fish are excellent sources of vitamin B12. It is not found in plant foods or in yeast. Fermented foods such as soy sauce, tempeh, and miso, and fortified foods such as soymilk are also good sources of this vitamin.

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Thiamine (Vitamin B1) How, Why and When to Supplement

By Ken Adams, M.D.

Vitamin B1 (Thiamine) Sources and Physiologic Functions

Sources

Pork, whole grains, and legumes are the richest sources of thiamine. Outer layers of seeds are particularly rich in this vitamin.

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Vitamin B6 (Pyridoxine) When, How, and Why to Supplement

By Ken Adams, M.D.

Pyridoxine (B6) Sources and Physiologic Functions Sources

Poultry, fish, liver, and eggs are good sources of this vitamin; meat and milk contain lesser amounts. Pyridoxine in animal sources is 96% bioavailable. Vitamin B6 can be made by intestinal bacteria in healthy persons. Plant foods such as legumes, peanuts, potatoes, yeast, bananas, corn, cabbage, yams, prunes, watermelon, and avocados also contain this vitamin.

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