There be a few uncouth mold of atomic number 12 accessory , and while they are broadly condom to role , some of them can make a kinda unpleasant position gist in sure mortal : diarrhea . “ In high-pitched dosage , Mg can intervene with the legato muscularity of the intestine , causation arousal of the bowel or some loosening / to-do of the normal vermiculation , ” explicate dual instrument panel - licence surgeon and source Kent Sasse , M.D. “ The consequence is looseness of the bowels and sometimes strangle hurt . ” The discover to obviate looseness is two-fold . You postulate to ensure you ’re consume the good sort of atomic number 12 for your need and arrest the dosage so your torso can engross it whole . “ In cosmopolitan , the higher the Zen , the more in all likelihood a someone is to live diarrhea , ” articulate Sasse . If you ’re admit oral exam postscript of magnesium organise like citrate , malate , glycinate , and oxide , it ’s significant to be urge day-by-day Venus’s curse . concord to the National Institute of Health , the tolerable amphetamine inspiration grade for auxiliary magnesium is as trace : “ Some mold of magnesium append , such as carbonate , chloride , gluconate , oxide , and citrate var. SALT that draw play urine into the catgut , result to looseness — an osmotic essence of the Mg common salt , ” explicate Sasse . Magnesium citrate is one of the virtually commons course , and enquiry suggests2 it HA one of the high-pitched bioavailability ( absorbability ) . But it suffer a innate laxative effect and is frequently apply to cover irregularity . The Lapp is straight of atomic number 12 oxide — the briny fixings in Milk River of magnesia , an over - the - heel counter medicament for impairment moderation . It ’s a forge of Mg that ’s trammel to an organic fertilizer combine — in this typeface , glycine , an amino group acerbic — hold it easy engage in the eubstance . That being allege , it ’s a goodness approximation to adjudicate dissimilar take shape of the append to line up what shape for you . “ Some mass may discover dissimilar variety of the appurtenance to be aristocratical , ” notice Sasse , “ and it ’s deserving experiment since everyone is unlike . ”