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Calcium
Established research area
The main mineral in bones and teeth, also involved in muscle and nerve function. Found in dairy, tofu, sardines, and leafy greens.
Commonly noted
- Commonly noted
- Calcium is the most abundant mineral in the body; it is stored in bones and teeth, which it helps build and maintain, and it also supports normal muscle and nerve function.
- Low intake
- Low calcium intake over time is commonly discussed in relation to weaker, more fragile bones.
- Higher intake
- Very high calcium from supplements is commonly discussed in relation to constipation and kidney stones; the commonly cited upper intake level for adults 19–50 is 2,500 mg a day.
Source: NIH ODS
Reference intakes
General reference figures for a typical adult, not a personal target.
- rdaadult1000 mgDRI/NASEM
- uladult2500 mgDRI/NASEM
Foods and products containing it
SkyrFoodWater spinach (kangkong)FoodSeaweedFoodMoringa (drumstick)FoodBlack sesameFoodMolassesFoodFeta cheeseFoodGruyèreFoodMustard greensFoodKefirDrinkGai lan (Chinese broccoli)FoodAmaranth leafFoodSpinachFoodKaleFoodSesame seedsFoodRicottaFoodAlmondsFoodProvoloneFoodMilk chocolateFoodZa'atarFoodCarobFoodNettleFoodHalloumiFoodElectrolyte mixSupplementAlmond milkFoodTofu skin (yuba)FoodTahiniFoodCalcium (supplement)SupplementWakameFoodEpazoteFoodCottage cheeseFoodOat milkFoodAnchoviesFoodNopal (cactus pad)FoodFortified yogurt (with vitamin D)FoodAlmond butterFoodQuarkFoodBaobab fruitFoodCollard greensFoodTeffFoodSwiss cheeseFoodCassava leafFoodMilkDrinkGoat cheeseFoodArugulaFoodRhubarbFoodPerilla leaf (kkaennip)FoodShrimp pasteFoodNigella seedFoodGreek yogurtFoodShiso (perilla)FoodCheddar cheeseFoodBlue cheeseFoodNattoFoodYogurtFoodCream cheeseFoodWatercressFoodKombu (kelp)FoodSardinesFoodDandelion greensFoodHijikiFoodSoy milkFoodChia seedsFoodAyranDrinkSoybeansFoodTofuFoodPoppy seedFoodCurry leafFoodPaneerFoodLabnehFoodMolokhia (jute leaf)FoodFigsFoodKomatsunaFoodParmesanFoodBok choyFoodGoudaFoodBrieFoodCheeseFoodLassiDrinkRapiniFoodPecorinoFoodMozzarellaFoodPrenatal vitaminSupplementKoya-dofu (freeze-dried tofu)FoodManchegoFoodButtermilkFood