Yes
Magnesium is well supplied in unrefined whole grain cereals, such as wholemeal bread, and also in green leafy vegetables, nuts and seeds, peas, beans and lentils (see table below). Fruit, meat and fish supply poor levels, as do refined foods. Magnesium is another mineral that is important for bone and muscle health. It works in conjunction with calcium to relax nerves and muscles. Magnesium deficiency is sometimes characterized by constipation, as magnesium relaxes the intestinal muscles. Magnesium supplements can be beneficial for someone looking to promote general health, trying to burn fat, or build muscle.* Your bones, heart, muscles, and nerves should be taken care of in order to get the best results from your fitness. Magnesium, an abundant mineral in the body, is naturally present in many foods, added to other food products, available as a dietary supplement, and present in some medicines (such as antacids and laxatives). An easy way to remember foods that are good magnesium sources is to think fiber. Foods that are high in fiber are generally high in magnesium. Dietary sources of magnesium include legumes, whole grains, vegetables (especially broccoli, squash, and green leafy vegetables), seeds, and nuts (especially almonds). Without Magnesium, muscles do not relax properly and cramps occur. Magnesium is important for flexibility, because low Magnesium results in a buildup of lactic acid, causing pain and tightness. 5. Bone integrity and strength-Magnesium helps to fix calcium properly. First, it's all too easy to go short of magnesium, especially if your diet is light on foods like whole grains and cereals, green leafy vegetables, pulses (peas/beans/lentils), nuts and seeds. Taking magnesium supplements may ease your aching muscles and joints. Magnesium is an essential mineral that plays an important role in your body. You can get magnesium from eating foods like meats, nuts, grains and vegetables, but some people need to take a supplement. Sore muscles may occurrence after a strenuous workout or after you use them in new ways. But if you suffer from chronic sore muscles, it may be a sign that something else is going on in your body. Calcium and magnesium are linked to bones and muscles, and regulate their contraction and release.
http://www.bodybuilding.com/fun/peak32.htm http://www.livestrong.com/article/520079-calcium-magnesium-sore-muscles/ http://www.bodybuilding.com/store/mag.html http://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/ http://www.webmd.com/vitamins-supplements/ingredientmono-998-MAGNESIUM.aspx?activeIngredientId=998&activeIngredientName=MAGNESIUM http://www.mindbodygreen.com/0-5473/11-Miraculous-Ways-Magnesium-Heals-Your-Mind-Body.html http://www.bodybuilding.com/fun/peak32.htm http://www.livestrong.com/article/272189-magnesium-for-muscle-joint-aches/ http://www.livestrong.com/article/520079-calcium-magnesium-sore-muscles/
should i take magnesium to gain muscles