Spinach is by a huge margin the most dense source of magnesium. Magnesium is needed for muscle growth and rebuilding. Its one of a number of nutrients that i

Spinach is by a huge margin the most dense source of magnesium. Magnesium is needed for muscle growth and rebuilding. Its one of a number of nutrients that is usually under provided in supplements because it makes the pills too big and people don't like large vitamins. You'll see things like 10000% of vitamin A but the multivitamin will have like 5% for magnesium.