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Calcium Intake Calculator

Find your recommended daily calcium intake based on age and gender.
Includes food sources to help you meet your calcium needs.

Your data stays in your browser. We do not store, collect, or transmit any information you enter.
Recommended Daily Calcium

Daily calcium needs vary by age and gender, based on recommendations from the National Institutes of Health (NIH).

Recommended Daily Allowance (RDA):

Age Group Male Female
1–3 years 700 mg 700 mg
4–8 years 1,000 mg 1,000 mg
9–13 years 1,300 mg 1,300 mg
14–18 years 1,300 mg 1,300 mg
19–50 years 1,000 mg 1,000 mg
51–70 years 1,000 mg 1,200 mg
71+ years 1,200 mg 1,200 mg

Top calcium-rich foods:

  • Yogurt (8 oz): ~415 mg
  • Milk (8 oz): ~300 mg
  • Cheese (1.5 oz cheddar): ~305 mg
  • Sardines (3 oz, with bones): ~325 mg
  • Fortified orange juice (8 oz): ~350 mg
  • Tofu (firm, ½ cup): ~250 mg
  • Kale (1 cup, cooked): ~180 mg

Upper limit: Do not exceed 2,000–2,500 mg/day from all sources (food + supplements).


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