Jamieson High-Potency Magnesium 500 mg + D3 500 IU formula delivers magnesium from multiple sources for optimal absorption and is enriched with Vitamin D3 to support bone health and optimal muscle function. Directions Adults: Take 1 caplet daily. Store between 15°C and 25°C, away from children. Serving Size 1 caplet daily Quantity 60 caplets Ingredient Information Nutrient Information Magnesium (aspartate, glycerophosphate, malate, oxide, glycinate) 500 mg Vitamin D (Cholecalciferol) 12.5 mcg/500 IU Also Contains Cellulose, vegetable stearic acid, silica, modified cellulose gum, water-soluble cellulose, hydroxypropyl cellulose, titanium dioxide. NO salt (NaCl), gluten, lactose, artificial flavours or preservatives. Warning Consult a health care practitioner prior to use if you are taking blood thinners. Some people may experience diarrhea.