Mafic is an adjective describing a silicate mineral or rock that is rich in magnesium and iron, and is thus a portmanteau of magnesium and ferric. Most mafic minerals are dark in color, and common rock-forming mafic minerals include olivine, pyroxene, amphibole, and biotite. Common mafic rocks include basalt, dolerite and gabbro.
Avoid alcohol, cigarettes and sugary, fried or fatty food â they have been shown to depress immune system activity and reduce levels of vital vitamins and minerals. Instead of coffee, drink green tea. Itâs rich in the antioxidants and catechins which can prevent bacterial and viral infection.
High blood levels of the amino acid arginine allows the cold sore virus to thrive; arginine is present in large amounts in chocolate, nuts, whole-grain cereals, and gelatin. On the other hand, eating foods high in another amino acid, lysine, (corn, kidney beans, split peas) may drive down levels of arginine.