Vitamin Rich Foods: Magnesium, Potassium & Iron Sources

Foods rich in magnesium, potassium, and calcium are essential for heart health and muscle function. Discover the best dietary sources for iron and B12, and learn how steaming vegetables compares to boiling for nutrient preservation.

Healthy breakfast

Sources of Vitamin H

Published Jul,08 2011  |  By Jamie Yacoub

Vitamin H is biotin or vitamin B-7. Biotin helps convert your food to energy and is needed for healthy hair and nails. According to the Institute of Medicine, the adequate intake for biotin is 30 micrograms for adults aged 19 and older.

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