Yoga exercises could stimulate the passage of (green) food and/or (originally green) bile through your bowel, and then either the food or bile would color the stool green. If stools are loose and contain undigested food, you are losing nutrients this way.
Excessive use of magnesium supplements can be toxic. The upper limit -- the highest dose a person can take -- of magnesium supplements is: 65 mg/day for children ages 1-3. 110 mg/day for children ages 4-8. 350 mg/day for adults and children ages 9 and up.
1 Magnesium plays a key role in preventing insulin dysregulation and type 2 diabetes, according to several recent studiesâyet 80 percent of Americans are likely magnesium deficient.2  One study found those with the highest magnesium intake reduced their risk of metabolic problems by 71 percent.agnesium Supplements, A to Z. The current government guidelines for magnesium intake among adults call for 300 to 420 mg per day (depending on your gender, age, pregnancy, and lactation), but many people consume less than 300 mg per day.