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.
Certain foods are full of nutrients that can help defend against damaging UV rays (the kinds that cause skin cancer). Here are five of our favorite skin-saving foods. 1. Coffee. Your favorite morning pick-me-up can also help protect your skin from sun damage. Studies have shown that women who drink more than three cups of coffee a day lowered their risk of basal cell carcinoma, the most common type of skin cancer, by 20%.